Peanut Butter Toffee Blondies

Featured in: Desserts

Enjoy rich, chewy bars filled with creamy peanut butter and crisp toffee bits, baked to golden perfection. Brown sugar brings warmth and depth while a hint of salt balances sweetness. Easy to make in one bowl, these treats offer a delightful contrast of soft crumb and crunchy mix-ins. Serve them alone or pair with vanilla ice cream for a simple, decadent finish. Vegetarian-friendly and perfect for sharing, the quick preparation and classic flavors make them a crowd favorite for any occasion.

Updated on Fri, 24 Oct 2025 17:40:03 GMT
Golden-brown Peanut Butter Toffee Blondies, fresh from oven, sit in pan; rich aroma. Save
Golden-brown Peanut Butter Toffee Blondies, fresh from oven, sit in pan; rich aroma. | cheerfulchefs.com

These peanut butter toffee blondies are my answer to every craving for something chewy, sweet, and just a little bit salty. Each bite melts in your mouth, packed with creamy peanut butter, bursts of caramelized toffee, and if you choose, melty chocolate pockets. I have baked them for everything from last minute potlucks to cozy movie nights at home, and there is never a crumb left behind.

When I first made these blondies for my kids, the house smelled like a bakery and even the neighbors dropped by for a taste. Now it is a family tradition for birthdays and snow days.

Ingredients

  • All purpose flour: gives the blondies their chewy, soft texture select a high quality unbleached flour for best results
  • Baking powder and baking soda: help lift the bars slightly so they are not too dense
  • Salt: balances out the sweetness and boosts the peanut butter flavor fine sea salt works beautifully
  • Unsalted butter: adds rich, delicious moisture choose European style for extra flavor if you can
  • Light brown sugar: imparts that butterscotch undertone always go for soft, fresh brown sugar
  • Granulated sugar: provides a clean, sweet finish and helps create a crinkly crust
  • Creamy peanut butter: is the star opt for a smooth, no stir variety for best texture
  • Large eggs: at room temperature yield a tender crumb and blend more evenly
  • Vanilla extract: rounds out flavors pure vanilla gives the best aroma
  • Toffee bits: bring crunch and deep caramel notes look for a quality brand without added nuts if allergies are a concern
  • Semisweet chocolate chips: optional for extra decadence choose good quality for best melting

Instructions

Prep the Pan:
Line an eight inch square baking pan with parchment paper making sure extra paper hangs over two edges for easy removal later
Mix Dry Ingredients:
Whisk flour baking powder baking soda and salt thoroughly in a medium bowl making sure everything is evenly distributed
Blend Wet Ingredients:
In a large mixing bowl whisk melted butter brown sugar and granulated sugar together until smooth and glossy. This should take about one minute of brisk whisking
Incorporate Peanut Butter:
Add creamy peanut butter to the wet mixture and stir vigorously until the mixture is fully unified and no streaks remain
Add Eggs and Vanilla:
Beat in eggs one at a time mixing well after each addition then stir in vanilla extract to bring all the flavors together
Combine Wet and Dry Mixtures:
Gently fold the dry ingredients into the wet mixture using a spatula. The batter should just come together with no visible flour streaks. Overmixing can make the blondies tough so stop as soon as it is blended
Add Mix ins:
Fold in the toffee bits and chocolate chips if using ensuring even distribution without stirring too much
Spread Batter:
Transfer the batter to your prepared pan. Spread it out evenly and smooth the top with your spatula to ensure uniform baking
Bake:
Slide the pan into your preheated oven and bake for twenty three to twenty seven minutes. Look for a golden brown top and check doneness by inserting a toothpick in the center — it should come out mostly clean with a few moist crumbs
Cool and Slice:
Allow the blondies to cool completely in the pan. Lift them out using the parchment paper overhang and cut into sixteen neat squares
Close-up of Peanut Butter Toffee Blondies showing gooey texture, toffee pieces, ready to eat. Save
Close-up of Peanut Butter Toffee Blondies showing gooey texture, toffee pieces, ready to eat. | cheerfulchefs.com

My daughter once surprised me by sneaking a blondie into her lunchbox and telling all her friends it was her magic treat

Storage Tips

Store blondies in an airtight container at room temperature for up to four days. For longer storage pop them in the freezer they thaw quickly and taste just as fresh. I often wrap individual squares for grab and go treats or lunchbox surprises.

Ingredient Substitutions

If you need these nut free try sunflower seed butter instead of peanut butter and use toffee brands that are guaranteed nut free. You can also swap part of the toffee for butterscotch chips or white chocolate for new flavor twists. For extra richness try browning the butter first.

Serving Suggestions

Serve warm blondies with vanilla or coffee ice cream for an ultimate dessert. For parties melt extra chocolate and drizzle over the cooled bars before cutting. Try adding a scoop of ice cream and a sprinkle of toasted chopped peanuts for crunch.

Cultural Context

The blondie is an American classic, the peanut butter twist started showing up in church bake sales by the 1970s. Adding toffee bits is a nod to English toffee’ s popularity and makes the classic even more decadent.

Seasonal Adaptations

Swap toffee for crushed peppermint candies in winter for a cool crunch Add chopped roasted peanuts in autumn for an even heartier bar Try using maple extract in place of half the vanilla during fall months Helpful notes Toffee bits may melt a bit while baking this is normal and adds a sticky caramel texture Baking times can vary so check for doneness early especially if your oven runs hot Lining the pan with parchment makes removal and cleanup a breeze

Success Stories

I have made these with kids as a beginner baking project and everyone feels successful. A dear friend mailed me a photo of her batch that vanished in minutes at an office party. Every single time I share these the compliments roll in and the recipe gets requested.

Freezer Meal Conversion

To freeze wrap cooled blondies tightly in plastic or foil then transfer to a zip top bag. They keep well for up to two months. Let thaw at room temperature or give them a quick warm up in the microwave for that fresh baked sensation.

Warm Peanut Butter Toffee Blondies cut into squares, ideal dessert with coffee or milk. Save
Warm Peanut Butter Toffee Blondies cut into squares, ideal dessert with coffee or milk. | cheerfulchefs.com

Every time I make a new batch I try a fresh swirl or sprinkle—there is endless room to get creative whether you love extra crunch or gooey chocolate. Enjoy sharing them with family or simply savor them fresh from the pan with a cup of coffee on a slow afternoon.

Peanut Butter Toffee Blondies

Chewy peanut butter blondies loaded with crunchy toffee bits for a sweet, irresistible treat.

Prep Time
15 minutes
Cook Time
25 minutes
Overall Time
40 minutes
Creator Ruby Smiles

Recipe Type Desserts

Skill Level Easy

Cuisine Background American

Portions 16 Serves

Dietary Preferences Vegetarian-Friendly

What You’ll Need

Dry Ingredients

01 1 1/4 cups all-purpose flour
02 1/2 teaspoon baking powder
03 1/4 teaspoon baking soda
04 1/4 teaspoon salt

Wet Ingredients

01 1/2 cup unsalted butter, melted and slightly cooled
02 3/4 cup packed light brown sugar
03 1/4 cup granulated sugar
04 1/2 cup creamy peanut butter
05 2 large eggs, at room temperature
06 2 teaspoons vanilla extract

Mix-ins

01 3/4 cup toffee bits
02 1/2 cup semisweet chocolate chips

Step-by-Step Guide

Step 01

Prepare Baking Pan: Preheat the oven to 350°F. Line an 8x8-inch baking pan with parchment paper, ensuring an overhang for easy removal.

Step 02

Combine Dry Ingredients: In a medium bowl, whisk together flour, baking powder, baking soda, and salt until thoroughly blended.

Step 03

Mix Sugars and Butter: In a large bowl, whisk the melted butter, light brown sugar, and granulated sugar until the mixture is smooth.

Step 04

Incorporate Peanut Butter: Add creamy peanut butter into the sugar mixture and mix until homogenous.

Step 05

Add Eggs and Vanilla: Beat in the eggs one at a time, ensuring each is fully incorporated before mixing in the vanilla extract.

Step 06

Combine Wet and Dry Mixtures: Gently fold the dry ingredients into the wet mixture just until no streaks of flour remain; avoid overmixing.

Step 07

Add Mix-ins: Fold in the toffee bits and semisweet chocolate chips, if desired.

Step 08

Transfer Batter: Spread the batter evenly into the prepared pan, smoothing the top for uniform baking.

Step 09

Bake: Bake for 23–27 minutes, or until the surface is golden and a toothpick inserted in the center yields a few moist crumbs.

Step 10

Cool and Portion: Allow to cool completely in the pan before lifting out using parchment overhang and cutting into squares.

Tools You’ll Need

  • Mixing bowls
  • Whisk
  • Spatula
  • 8x8-inch baking pan
  • Parchment paper
  • Measuring cups and spoons

Potential Allergens

Inspect ingredients for specific allergens and contact a professional for concerns.
  • Contains peanuts, milk, eggs, and gluten. Some toffee bits and chocolate chips may be produced with nuts—verify labels if sensitive.

Nutritional Details (Per Serving)

Provided as supportive info; always cross-check with your healthcare provider.
  • Calories: 230
  • Fats: 12 grams
  • Carbohydrates: 28 grams
  • Proteins: 4 grams