Delicious One-Bowl Toffee Blondies: Your Easiest Chewy Dessert Recipe
Short on time but still craving something incredibly sweet and satisfying? Look no further than these rich, irresistibly gooey One-Bowl Toffee Blondies! This straightforward recipe is a true game-changer, requiring minimal ingredients and, as the name suggests, just one bowl. This means you can whip up a batch of delicious, homemade treats in a flash, perfect for any occasion. Whether you’re hosting a dinner party, preparing for a potluck, or simply yearning for a quick dessert fix after a long day, these buttery blondies infused with crunchy toffee bits are the ultimate solution for a delightful indulgence.

Table of Contents
- Why You’ll Love These Toffee Blondies
- Essential Ingredients for Perfect Blondies
- Step-by-Step: How to Make One-Bowl Toffee Blondies
- Creative Blondie Variations
- Expert Tips and Tricks for Baking Blondies
- Storage Guidelines for Fresh Blondies
- Recipe FAQs About Blondies
- More Irresistible Toffee Desserts
- One-Bowl Toffee Blondies Recipe
Calling all toffee lovers! Prepare yourselves for a truly irresistible combination. This recipe masterfully marries the beloved chewy, buttery texture of a classic blondie with the delightful crunch and subtly salty notes of toffee. The result is a perfect balance of sweet and salty flavors that will tantalize your taste buds. These easy toffee blondies are ideal for an after-dinner treat, a comforting snack, or any moment you desire a homemade dessert with minimal effort. We’re talking about a quick preparation that comes together in a single bowl, takes less than 15 minutes of active work, and bakes to golden perfection in about 35 minutes. It’s truly the easiest dessert you’ll make all week!
Continue reading for a comprehensive guide, including the complete list of ingredients, simple step-by-step instructions, and all my tried-and-true tips and tricks for achieving the perfect bake every time. Plus, I’m excited to share my favorite variations, allowing you to customize these blondies and make them uniquely your own. So, grab your largest mixing bowl and get ready to impress your friends and family with these heavenly, homemade toffee blondies!
Why You’ll Love These Toffee Blondies
These one-bowl toffee blondies aren’t just a treat for your taste buds; they’re a dream for any home baker, whether you’re a novice or an experienced pro. Here’s why they’re sure to become a new favorite:
- Quick, Easy, and Totally Foolproof: With minimal steps and only one bowl to clean, this recipe is designed for simplicity. It’s incredibly forgiving, making it perfect for bakers of all skill levels.
- Dense, Chewy, and Buttery Texture: Achieved through the perfect ratio of melted butter and brown sugar, these blondies boast a rich, dense, and wonderfully chewy consistency that melts in your mouth.
- A Harmonious Blend of Sweet and Salty: The delightful sweetness of the blondie base is beautifully complemented by the crunchy, slightly salty toffee bits, creating an addictive flavor profile. An optional sprinkle of sea salt on top further enhances this balance.
- Made with a Handful of Pantry Ingredients: You likely already have most of the necessary ingredients in your kitchen, making these blondies a convenient choice for a spontaneous baking session.
- One Bowl = Cleanup is a Breeze! The ultimate perk for any baker! Fewer dishes mean more time to enjoy your delicious creations and less stress in the kitchen.
Essential Ingredients for Perfect Blondies
These blondies, studded with delightful toffee bits, are my absolute go-to treat, primarily because they are one of the easiest desserts to conjure up, even when your pantry supplies feel limited. With just a couple of eggs, a stick of butter, and a quick raid of your baking staples, you’ll be well on your way to enjoying these soft, wonderfully chewy, and incredibly flavorful blondies. Each ingredient plays a crucial role in achieving that signature blondie perfection.
- Unsalted Butter (Melted): This is the secret to the ultimate chewy texture in your blondies. Using melted butter, rather than softened, creates a denser, more fudgy bar. This technique is also vital for achieving incredibly chewy treats like skillet brownies! Opt for unsalted butter to control the overall saltiness of your dessert.
- Sugars (Light Brown Sugar & Granulated Sugar): The combination of these two sugars is key to the blondies’ unique texture and flavor. Granulated sugar contributes to the structure and a crispier edge, while light brown sugar adds a beautiful caramel-like flavor, moisture, and that desirable soft, chewy texture. For an even richer flavor and deeper moisture, you can experiment with dark brown sugar.
- Large Eggs: Two large eggs act as the primary binding agent in this recipe, bringing all the ingredients together. They also contribute significantly to the blondies’ dense, fudgy, and chewy consistency, ensuring a satisfying bite every time.
- Vanilla Extract: A generous amount of vanilla extract is essential for adding a warm, aromatic depth of flavor to these blondies. It enhances the buttery, sugary notes and complements the toffee beautifully. For an unparalleled taste, consider using homemade vanilla extract if you have it on hand.
- All-Purpose Flour: This versatile flour provides the necessary structure for the blondie batter, preventing it from being too flat or greasy. Proper measurement is crucial here. Always remember to spoon and level your flour into the measuring cup to avoid either greasy (under-measured) or dry (over-measured) blondies.
- Baking Powder: A touch of baking powder helps the blondies achieve a slight lift and a tender crumb, ensuring they’re not too dense or heavy. It contributes to their perfectly chewy, yet slightly airy, texture.
- Kosher Salt: While seemingly a small detail, salt is incredibly important in baking. Fine-grain kosher salt is my preference as it disperses quickly and evenly throughout the batter, perfectly balancing the sweetness and enhancing all the other flavors.
- Toffee Bits: The undisputed star of this delicious dessert! Just like in chocolate chip toffee cookies, these crunchy, buttery bits infuse every bite with their distinctive caramel flavor and delightful texture. Feel free to use plain toffee bits or those coated in chocolate for an extra layer of decadence.
- Large-Flake Sea Salt (Optional, but Highly Recommended): A light sprinkling of large-flake sea salt on top of the baked blondies is a game-changer. It provides a beautiful visual contrast and, more importantly, a sophisticated burst of saltiness that brilliantly cuts through and balances the inherent sweetness of the toffee and the blondie, elevating the entire experience.
Step-by-Step: How to Make One-Bowl Toffee Blondies
You’ll be amazed at how quickly these come together. All you need is a single large bowl, a whisk, and a rubber spatula – no fancy stand mixer or specialized equipment required! This simplicity makes it a perfect recipe for impromptu baking.
- **Prepare Your Baking Pan:** Begin by preheating your oven to 350°F (175°C). Next, line an 8-inch square baking pan with parchment paper. Ensure the paper extends over two sides of the pan; these “wings” will make it incredibly easy to lift the baked blondies out later. Lightly coat the parchment paper with cooking spray to prevent sticking.
- **Combine Wet Ingredients:** In your chosen large mixing bowl, whisk together the melted unsalted butter, light brown sugar, and granulated sugar until thoroughly combined and smooth. This initial step creates the fudgy base of your blondies.

- **Incorporate Eggs and Vanilla:** Add the two large eggs and the vanilla extract to the sugar-butter mixture. Whisk vigorously for about 1-2 minutes until the mixture becomes lighter in color, slightly thicker, and beautifully emulsified. This step is crucial for achieving that signature chewy texture.
- **Add Dry Ingredients and Toffee Bits:** Gradually stir in the all-purpose flour, baking powder, and kosher salt. Mix with your rubber spatula until just combined. Be careful not to overmix, as this can lead to tough blondies. Once the dry ingredients are mostly incorporated, gently fold in ¾ cup of the toffee bits. Save the remaining ¼ cup for topping.
- **Transfer to Pan:** Pour the blondie batter into your prepared 8-inch square baking pan. Use your rubber spatula to smooth the top into an even layer, ensuring consistent thickness for even baking. Evenly sprinkle the reserved ¼ cup of toffee bits over the top of the batter. This ensures a beautiful distribution of toffee on the surface.


- **Bake to Perfection:** Place the pan in the preheated oven and bake for 35 to 40 minutes. The blondies are done when a toothpick inserted into the center comes out with a few moist crumbs attached, but no wet batter. A slightly gooey center is often preferred for blondies, so avoid overbaking.
- **Cool, Season, and Serve:** Once baked, remove the pan from the oven and let the blondies cool completely in the pan on a wire rack. Cooling is crucial for the blondies to set properly and achieve their desired chewiness. Once cool, use the parchment paper overhang to gently lift the entire slab of blondies out of the pan. Sprinkle with large-flake sea salt if desired, then slice into squares and prepare to indulge!
For an truly impressive dessert experience, I love serving these warm toffee blondies with a generous scoop (or three!) of creamy no-churn vanilla ice cream and a luxurious drizzle of homemade butterscotch sauce. The combination of warm, chewy blondies with cold ice cream and rich sauce is simply divine.
Creative Blondie Variations
Now that you’ve mastered the basic, yet incredibly delicious, one-bowl toffee blondie recipe, it’s time to unleash your creativity! Blondies are wonderfully versatile, making them perfect for customization. Here are a few exciting ideas to try out and make these treats truly your own:
- Nutty Blondies: For an added layer of crunch and rich flavor, stir in your favorite chopped nuts. Pecans, walnuts, or almonds are fantastic choices that complement the buttery blondie base and the toffee bits beautifully. Toasting the nuts lightly before adding them can enhance their flavor even further.
- Leftover Candy Blondies: Don’t let excess candy go to waste! This variation is perfect for using up leftover Halloween treats or any random candy stashed in your cupboard. Chop up chocolate bars, caramel chews, or even gummy candies (if you’re feeling adventurous!) and fold them into the batter for a fun and delicious twist on this classic dessert.
- Classic Chocolate Chip Blondies: A timeless favorite that never disappoints. Fold in semisweet chocolate chips, milk chocolate chunks, or even white chocolate chips for a rich, gooey, and utterly satisfying treat. The combination of chocolate and toffee is always a winner!
- Fruity or Coconut Swaps: Completely swap out the toffee bits for a different mix-in to transform the flavor profile. Consider dried cranberries, chopped dried apricots, or shredded coconut for a tropical twist. Peanut butter chips can also create a rich, nutty flavor, especially when paired with a swirl of peanut butter.
- Double Peanut Butter Blondies: For peanut butter enthusiasts, this is a must-try. Swirl creamy peanut butter directly into the blondie batter before baking for a marbled effect, or double down on peanut flavor by adding both chopped peanuts and peanut butter chips to the mix. The rich, nutty notes are simply incredible.
- Salted Caramel Swirl Blondies: Elevate your blondies to an indulgent, gourmet level by swirling salted caramel sauce over the top of the batter just before it goes into the oven. As the blondies bake, the caramel will meld and create beautiful ribbons of salty-sweet goodness, adding an extra layer of moisture and complex flavor.
- Spice Up Your Blondies: Incorporate warm spices like a pinch of cinnamon, nutmeg, or even a touch of cardamom into the dry ingredients for an aromatic and comforting flavor. These spices pair wonderfully with the brown sugar and toffee.
Expert Tips and Tricks for Baking Blondies
Achieving perfectly chewy and delicious blondies is simple, especially with these expert tips and tricks:
- Don’t Overbake for Gooey Goodness: If you prefer a wonderfully gooey, almost fudgy center in your blondies, it’s better to slightly underbake them by a minute or two. The edges should be set, but the center will still be a bit soft when you pull them out. They will continue to set as they cool. Overbaking is the quickest way to dry, crumbly blondies, so watch them closely!
- Quality Matters for Toffee Bits: The type of toffee bits you use can significantly impact the final flavor. Opt for high-quality, buttery toffee bits for the richest and most authentic toffee flavor. Heath Bar bits are a popular and delicious choice.
- Enhance with Chocolate Drizzle: For an extra touch of decadence and visual appeal, consider drizzling melted dark, milk, or white chocolate over the cooled blondies before cutting them into squares. This adds another layer of sweetness and a beautiful presentation.
- Achieve Clean Slices: To ensure your blondies have perfectly clean and neat edges, check out my top three techniques for how to cut brownies cleanly. These methods work just as well for blondies, helping you achieve professional-looking squares every time. Chilling the blondies before cutting can also make a huge difference.
- Room Temperature Eggs: While not strictly necessary due to the melted butter, bringing your eggs to room temperature can help them incorporate more smoothly into the batter, leading to a more consistent and even texture.
- Don’t Skimp on the Salt: That optional sprinkle of large-flake sea salt isn’t just for show! It truly enhances the flavor, creating a delightful sweet-and-salty contrast. Don’t skip it if you want the full experience!

Storage Guidelines for Fresh Blondies
To keep your delicious toffee blondies fresh and chewy for as long as possible, follow these simple storage recommendations:
- Room Temperature Storage: Once your blondies have cooled completely, transfer them to an airtight container. They will stay perfectly moist, chewy, and fresh at room temperature for up to five days. This is generally the best way to enjoy them.
- Freezing for Longer Shelf Life: If you’ve baked a large batch or want to save some for later, blondies freeze exceptionally well. To freeze, first wrap the individual sliced blondies tightly in plastic wrap. Then, arrange them in a single layer on a sheet pan and freeze until firm (this prevents them from sticking together). Once firm, transfer the wrapped blondies to an airtight freezer-safe container or a resealable freezer bag. They can be frozen for up to three months without significant loss of quality.
- Thawing Frozen Blondies: When you’re ready to enjoy a frozen blondie, simply remove the desired number of bars from the freezer. Thaw them fully in the refrigerator overnight, or for a quicker option, thaw them at room temperature for a few hours. They will regain their delightful chewy texture as they come to room temperature.
Recipe FAQs About Blondies
The primary distinction between brownies and blondies lies in their core ingredients and flavor profiles. Brownies are famously known for their intense chocolatey flavor, which typically comes from cocoa powder or melted chocolate, and they usually rely on granulated sugar. Blondies, on the other hand, are essentially “vanilla brownies.” They achieve their rich, buttery, and often caramel-like flavor from a combination of vanilla extract and brown sugar. The brown sugar not only imparts a distinctive molasses flavor but also contributes significantly to their moist, dense, and wonderfully chewy texture.
To determine if your blondies are done, insert a toothpick into the center of the pan. The ideal doneness is achieved when the toothpick comes out with a few moist crumbs clinging to it, but no wet batter. It’s crucial not to overbake blondies; much like brownies, overbaking will result in a dry, crumbly, and tough texture instead of the desired soft and chewy consistency. If you prefer an extra gooey center, you can pull them out when the edges are set and the very center still looks slightly undercooked.
No, it is generally not recommended to store blondies in the refrigerator. The cold temperature of the fridge tends to dry them out and make them hard, diminishing their lovely moist and chewy texture. For the best results and to maintain their delightful consistency, always store your baked blondies in an airtight container at room temperature. They will remain fresh and delicious for several days this way.
While the recipe calls for a specific blend of light brown sugar and granulated sugar for optimal texture and flavor, you can make minor adjustments. Using all brown sugar will result in a moister, chewier, and more intensely caramel-flavored blondie. Using all granulated sugar will yield a drier, crispier blondie with a less complex flavor. For best results, stick to the recommended ratio, or experiment with dark brown sugar for an even deeper molasses note and extra moisture.
The best way to prevent sticking is to properly prepare your baking pan. Always line the pan with parchment paper, allowing an overhang on two sides. This creates “sling” handles to easily lift the entire slab of blondies out once cooled. Additionally, lightly grease the parchment paper with cooking spray or butter. This double protection ensures a smooth release and perfectly shaped blondies every time.

More Irresistible Toffee Desserts
If you’re a true toffee enthusiast, the deliciousness doesn’t have to stop with these blondies! Toffee’s rich, buttery flavor and satisfying crunch make it a fantastic addition to a variety of desserts. Here are some more delightful toffee-infused treats that you’re sure to adore:
- Saltine Cracker Toffee: An incredibly easy and addictive holiday classic, this recipe transforms humble saltine crackers into a crisp, buttery, and chocolaty toffee confection. Perfect for gifting or a quick indulgence.
- Toffee Pretzel Bark: This delightful bark combines the best of sweet and salty. Crunchy pretzels are coated in a rich toffee and chocolate layer, creating a satisfying texture and flavor contrast that’s hard to resist.
- Oyster Cracker Toffee Bark: A unique twist on cracker toffee, using oyster crackers for a lighter, crispier base. It’s an unexpected treat that delivers big on buttery toffee flavor.
- Toffee Chocolate Chip Cookies: Take your classic chocolate chip cookies to the next level by adding chewy toffee bits. The combination of melty chocolate and crunchy toffee creates a cookie that’s truly extraordinary.
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One-Bowl Toffee Blondies

Ingredients
- 1 cup unsalted butter, melted
- 1 cup packed light brown sugar
- 1/2 cup granulated sugar
- 2 large eggs
- 2 teaspoons vanilla extract
- 2 cups all-purpose flour
- 1/2 teaspoon baking powder
- 1/2 teaspoon kosher salt
- 1 cup toffee bits, divided
- Large-flake sea salt, for topping (optional)
Instructions
- Preheat the oven to 350°F (175°C). Line an 8-inch square baking pan with parchment paper so that it hangs over two sides. Coat the paper with cooking spray.
- In a large bowl, whisk together the melted butter, brown sugar and granulated sugar until well combined.
- Whisk in the eggs and vanilla extract until the mixture is lighter and slightly thickened.
- Stir in the flour, baking powder and kosher salt until just combined, then gently fold in ¾ cup of the toffee bits.
- Pour the batter into the prepared pan, smoothing it into an even layer. Sprinkle the remaining ¼ cup of toffee bits on top.
- Bake the blondies for 35 to 40 minutes, or until a toothpick inserted into the center comes out with a few moist crumbs attached.
- Let the pan cool completely on a wire rack. Then, remove the baked blondies using the parchment paper overhang. Top with large-flake sea salt (optional), slice into squares, and serve.
Kelly’s Notes:
- If you prefer a gooey center, slightly underbake the blondies by a minute or two. They will continue to set as they cool.
- For an extra decadent touch, drizzle melted chocolate over the cooled blondies before cutting them into squares.
- Once cool, store blondies in an airtight container at room temperature for up to five days. To freeze, wrap the sliced blondies tightly in plastic wrap and freeze in a single layer on a sheet pan until firm. Then transfer to an airtight container or resealable freezer bag. Freeze for up to three months. When ready to serve, remove the bars from the freezer and thaw fully in the refrigerator or at room temperature.
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