Peanut Butter Blondies (Chewy & Crisp Bars)
There’s something undeniably delightful about the combination of flour, butter, sugar, and peanut butter that transforms into a rich, chewy, and crisp treat. Peanut Butter Blondies are a simple yet satisfying dessert that combines the comforting taste of peanut butter with the sweetness of brown sugar. Every bite is a reminder of why these bars are such a crowd-pleaser whether you enjoy them freshly baked or stored for a later snack.
These blondies are perfect for any occasion, providing a hefty dose of energy and enjoyment, making them ideal for sharing with family and friends or indulging in a personal treat. Rich yet not overly sweet, they offer a unique texture—crispy on the edges while remaining chewy in the center. With every taste, you’ll appreciate the layers of flavor thanks to the creamy peanut butter and crunchy peanuts that give this dessert character and depth. They are also straightforward to make, making them an excellent project for bakers of all skill levels.
Why make this recipe
Making Peanut Butter Blondies at home gives you an opportunity to bring warmth and joy to your kitchen. The aroma of freshly baked goods fills the air, inviting everyone to join you in savoring this delightful treat. You likely already have most of the ingredients in your pantry, and the recipe is so adaptable that you can easily personalize it with your favorite mix-ins. These blondies encapsulate the essence of comfort food, offering the kind of warmth and nostalgia that brings smiles and happy memories.
Moreover, Peanut Butter Blondies are exceptionally versatile. You can change the base by swapping peanut butter for almond or cashew butter, or you can add a splash of your favorite flavor extracts to enhance the overall taste. These blondies also store well, so you can prepare a batch ahead of time for gatherings, lunchboxes, or those unexpected late-night cravings.

How to make Peanut Butter Blondies (Chewy & Crisp Bars)
To begin making these delicious blondies, you’ll want to preheat your oven to 350°F (about 175°C). Preparing your pan ahead of time is essential, so grease an 8×8-inch pan and line it with parchment paper, leaving some overhang on the edges for easy removal later on. The buttery aroma will fill your kitchen as you start mixing the wet ingredients. In a large bowl, whisk together the melted butter, light brown sugar, and your choice of peanut butter until the mixture is smooth and creamy, which sets the base for your blondies’ delightful flavor.
Once your mixture is well-blended, it’s time to add a cold large egg, a teaspoon of vanilla extract, and fine salt to enhance the sugars’ sweetness with a hint of savory depth. Whisk these ingredients until they achieve a glossy consistency. After achieving that smooth texture, you’ll need to add in the baking powder and baking soda, ensuring just the right amount of lift for your bars. As you gently fold in the flour, be careful not to overmix, as this can lead to denser blondies.
The final touch comes in the form of peanut butter chips or chocolate chips, which should be mixed in until evenly distributed within the batter, alongside half of the chopped salted peanuts. Pour the combined mixture into your prepared pan, spreading it out evenly. Before placing it in the oven, scatter the remaining chopped peanuts over the top for added crunch and a touch of beauty. Baking time is crucial; aim for 25 to 30 minutes until the surface turns golden and the center retains a slight soft wobble. This means your blondies are perfectly baked and will cool nicely once removed from the oven. Allow the cake to cool completely in the pan, then use the parchment paper to lift the blondies out, and cut them into generous squares.
Ingredients
- 113 g melted unsalted butter (about 8 tbsp)
- 200 g light brown sugar, firmly packed
- 125 g creamy or crunchy classic peanut butter
- 1 cold large egg
- 1 tsp vanilla extract
- ½ tsp fine salt
- ¼ tsp baking powder
- ¼ tsp baking soda
- 128 g all-purpose flour (about 1 cup)
- 170 g peanut butter chips or chocolate chips
- 55 g salted peanuts, roughly chopped
Directions
- Heat oven to 350°F (about 175°C). Prepare an 8×8-inch pan by greasing it and lining it with parchment so the edges hang over for easy removal.
- In a large bowl, mix melted butter with brown sugar and peanut butter until the texture becomes smooth and creamy.
- Add egg, vanilla, and salt, then whisk again until the mixture looks glossy and fully combined. Stir in baking powder and baking soda, then gently fold in flour.
- Add peanut butter chips and part of the chopped peanuts, mixing just until everything is evenly distributed.
- Pour the batter into the prepared pan and spread it out evenly. Scatter the remaining peanuts on top.
- Bake for about 25–30 minutes, until the surface is golden and the center still has a slight soft wobble.
- Allow to cool completely in the pan before lifting out using the parchment. Cut into squares once cooled.
Time Breakdown
• Preparation Time: 15 minutes
• Cooking Time: 0 minutes
• Baking Time: 25–30 minutes
• Chilling Time: 0 minutes
• Rising Time: 0 minutes
• Total Time: 40–45 minutes
• Servings: 16
How to serve Peanut Butter Blondies (Chewy & Crisp Bars)
Serving these Peanut Butter Blondies is a breeze. They are perfect as a delightful dessert after dinner, a satisfying snack during the day, or a special treat for gatherings. You can present them on a platter for guests and drizzle some melted chocolate over them for an extra indulgence. If you want to add a touch of elegance, consider serving them with a scoop of vanilla ice cream, which complements the rich peanut butter in the blondies beautifully. For a more casual approach, simply enjoy them as they are, alongside a glass of milk or your favorite coffee — the flavors blend well and elevate the overall experience.
How to store Peanut Butter Blondies (Chewy & Crisp Bars)
To store Peanut Butter Blondies properly, first, allow them to cool completely. This step is crucial to maintaining their texture and preventing them from becoming soggy. Once cooled, you can place the blondies in an airtight container at room temperature, where they will stay fresh for up to five days. If you want to keep them longer, consider refrigerating them, although this might alter their texture slightly. You can also freeze any leftovers; simply wrap them well in plastic wrap or aluminum foil and place them in a freezer-safe bag. When you’re ready to enjoy them again, thaw them at room temperature or warm them gently in the microwave for a few seconds.
Tips to make Peanut Butter Blondies (Chewy & Crisp Bars)
The key to achieving perfectly chewy and crisp Peanut Butter Blondies lies in monitoring the baking time closely. Ovens can vary, so it’s important to keep an eye on them in the last few minutes of baking. Use a toothpick to check doneness: insert it into the center and aim for a few moist crumbs to cling to it without batter. This will help you avoid overbaking. Another tip is to use fresh peanut butter, as older, oil-separated jars may not provide the same flavor and texture.
Feel free to experiment with the mix-ins as well. If you’re not a fan of peanut butter chips, semi-sweet chocolate chips or even white chocolate chips can offer a delightful twist. Also, consider adding swirl combinations like Nutella for a more decadent treat. Don’t hesitate to adjust the salt levels depending on your taste—more salt can bring out the sweetness beautifully or balance the rich peanut butter flavor.
Variation
No major variations, but you can adjust seasonings to taste.
Nutritional Information (Per Serving)
• Calories: 250 kcal
• Protein: 5 g
• Carbohydrates: 30 g
• Fat: 13 g
• Fiber: 1 g
• Sugar: 15 g
• Sodium: 150 mg
FAQs
Q: Can I use natural peanut butter instead of regular peanut butter?
A: Yes, you can use natural peanut butter, but be aware that it may contain less sugar and oil, which can affect the texture slightly.
Q: How do I make these blondies gluten-free?
A: To make these blondies gluten-free, substitute the all-purpose flour with a gluten-free flour blend.
Q: Can I make these blondies vegan?
A: Yes, you can replace the egg with a flaxseed egg (1 tablespoon of flaxseed meal mixed with 2.5 tablespoons of water) and use a vegan butter alternative.

Peanut Butter Blondies
Ingredients
Main Ingredients
- 113 g melted unsalted butter about 8 tbsp
- 200 g light brown sugar firmly packed
- 125 g creamy or crunchy classic peanut butter
- 1 large cold egg
- 1 tsp vanilla extract
- ½ tsp fine salt
- ¼ tsp baking powder
- ¼ tsp baking soda
- 128 g all-purpose flour about 1 cup
- 170 g peanut butter chips or chocolate chips
- 55 g salted peanuts roughly chopped
Instructions
Preparation
- Preheat oven to 350°F (about 175°C) and prepare an 8x8-inch pan by greasing it and lining it with parchment paper, leaving the edges overhanging.
- In a large bowl, mix melted butter with brown sugar and peanut butter until the texture is smooth and creamy.
- Add the cold egg, vanilla extract, and salt. Whisk until the mixture looks glossy and fully combined.
- Stir in the baking powder and baking soda, then gently fold in the flour, being careful not to overmix.
- Add peanut butter chips and half of the chopped salted peanuts, mixing until evenly distributed.
- Pour the batter into the prepared pan and spread it out evenly. Scatter the remaining chopped peanuts on top.
Baking
- Bake for about 25–30 minutes until the surface is golden and the center still has a slight soft wobble.
- Allow to cool completely in the pan before lifting out using the parchment. Cut into generous squares once cooled.