Peanut Butter Chocolate Chip Cookie Bars are a wonderful blend of creamy and rich flavors. They are easy to prepare and perfect for family gatherings, after-school snacks, or cozy evenings at home. The warm, gooey chocolate chips pair perfectly with the nutty peanut butter, making every bite simply delicious.

Why You Will Love This Peanut Butter Chocolate Chip Cookie Bars
These cookie bars are not only tasty but also incredibly easy to make. With everyday ingredients, you can whip them up in no time. The recipe calls for minimal prep, and kids love helping out in the kitchen. Plus, they are a great way to satisfy your sweet tooth without a lot of fuss.
How to Make Peanut Butter Chocolate Chip Cookie Bars
Making these cookie bars is straightforward and fun for everyone. Start by mixing the wet ingredients until creamy, then combine them with the dry ingredients. Finally, fold in the chocolate chips for that sweet touch. It’s an easy process that yields tasty results!
What You Need
Ingredients for Peanut Butter Chocolate Chip Cookie Bars
- 1 cup peanut butter
- 1/2 cup butter, softened
- 1 cup brown sugar
- 1 cup granulated sugar
- 2 eggs
- 1 teaspoon vanilla extract
- 2 cups all-purpose flour
- 1 teaspoon baking soda
- 1/2 teaspoon salt
- 1 cup chocolate chips

Step-by-Step
Cooking Steps
- Preheat the oven to 350°F (175°C) and grease a 9×13 inch baking pan.
- In a large bowl, mix the peanut butter, butter, brown sugar, and granulated sugar until creamy.
- Add in the eggs and vanilla, and mix until well combined.
- In another bowl, whisk together the flour, baking soda, and salt. Gradually add the dry ingredients to the wet ingredients, mixing until just combined.
- Fold in the chocolate chips.
- Spread the batter evenly into the prepared baking pan.
- Bake for 20-25 minutes or until golden brown.
- Allow to cool before cutting into bars and serving.
How to Serve Peanut Butter Chocolate Chip Cookie Bars
These bars make a delightful treat on their own, but they can be even better with a scoop of vanilla ice cream on top. Serve them warm for a cozy dessert, or pack some for lunchboxes or picnics. They also pair nicely with a glass of milk or a warm cup of tea.
How to Store Peanut Butter Chocolate Chip Cookie Bars
To keep your delicious bars fresh, store them in an airtight container at room temperature for up to a week. For longer storage, you can freeze them by wrapping each bar in plastic wrap and then placing them in a freezer-safe bag. When you’re ready to enjoy, simply thaw at room temperature or pop them in the microwave for a few seconds.
Recipe Tips
- Use creamy peanut butter for a smoother texture.
- Make sure the butter is softened, so it mixes well.
- Don’t overmix the batter; it should be just combined.
- Experiment with different types of chocolate chips, like dark chocolate or peanut butter chips.
- Allow the bars to cool completely before cutting to avoid crumbling.
Variations & Swaps
- Substitute almond butter for a different flavor twist.
- Try adding chopped nuts for extra crunch.
- Use gluten-free flour for a gluten-free version.
- Mix in dried fruit like cranberries or raisins for added sweetness.
- For a festive touch, add a sprinkle of sea salt on top before baking.
FAQs
Can I make these bars ahead of time?
Absolutely! You can prepare the batter and store it in the fridge for up to a day before baking. Just make sure to bring it back to room temperature before spreading it in the pan.
Can I freeze the cookie bars?
Yes, these bars freeze beautifully. After baking, let them cool completely, then wrap each piece in plastic wrap and place them in a freezer-safe bag. They’ll keep for about three months.
What’s the best way to reheat them?
You can reheat individually wrapped bars in the microwave for about 10-15 seconds. Or you can warm them in the oven at a low temperature until they are heated through.
Can I substitute the peanut butter?
Yes, if you have allergies, you can swap peanut butter for sunflower seed butter or almond butter. Just keep in mind that the flavor will differ slightly.
What are some common mistakes to avoid?
One common mistake is overmixing the batter, which can lead to dense bars. Also, make sure to measure your flour properly, as too much can make them dry. Always watch the baking time closely.

Peanut Butter Chocolate Chip Cookie Bars
Ingredients
Wet Ingredients
- 1 cup peanut butter Use creamy peanut butter for a smoother texture.
- 1/2 cup butter, softened Make sure the butter is softened for easy mixing.
- 1 cup brown sugar
- 1 cup granulated sugar
- 2 large eggs
- 1 teaspoon vanilla extract
Dry Ingredients
- 2 cups all-purpose flour Use gluten-free flour for a gluten-free version.
- 1 teaspoon baking soda
- 1/2 teaspoon salt
Mix-Ins
- 1 cup chocolate chips Experiment with different types like dark chocolate or peanut butter chips.
Instructions
Preparation
- Preheat the oven to 350°F (175°C) and grease a 9×13 inch baking pan.
- In a large bowl, mix the peanut butter, butter, brown sugar, and granulated sugar until creamy.
- Add in the eggs and vanilla, and mix until well combined.
- In another bowl, whisk together the flour, baking soda, and salt. Gradually add the dry ingredients to the wet ingredients, mixing until just combined.
- Fold in the chocolate chips.
- Spread the batter evenly into the prepared baking pan.
Baking
- Bake for 20-25 minutes or until golden brown.
- Allow to cool before cutting into bars and serving.
