Peanut Butter Cookie Bars

Soft, chewy peanut butter cookie bars are a delightful treat that everyone will love. These Peanut Butter Cookie Bars are perfect for any occasion, whether you’re hosting a party, packing a lunch, or simply craving a sweet snack. Made with oats and brown sugar, they offer a rich, nutty flavor that makes them stand out. Plus, they’re easy to make and sure to please both kids and adults alike!

Why You’ll Love This Recipe

  • Quick to prepare: With only 15 minutes of prep time, you can whip these up in no time.
  • Rich flavor: The combination of creamy peanut butter and brown sugar creates a deliciously nutty taste.
  • Versatile dessert: Perfect for parties, picnics, or just as an afternoon treat.
  • Easily customizable: Add chocolate chips or nuts for extra flavor and texture.
  • Makes plenty: This recipe yields 24 generous-sized bars, great for sharing.

Tools and Preparation

Before diving into the recipe, gather your tools. Having everything ready will make the baking process smooth and enjoyable.

Essential Tools and Equipment

  • Mixing bowl
  • Hand or stand mixer
  • Whisk
  • Baking dish (9×13 inches)
  • Measuring cups and spoons

Importance of Each Tool

  • Mixing bowl: A large bowl allows you to combine all ingredients easily without spills.
  • Hand or stand mixer: Ensures the butter and sugars are creamed properly for lightness and fluffiness.
  • Baking dish: A 9×13 inch dish is perfect for even baking of the cookie bars.

Ingredients

Soft, chewy peanut butter cookie bars made with oats and brown sugar for a rich, nutty flavor.

Ingredients:
– 2 cups all-purpose flour
– 1 teaspoon baking soda
– 1/2 teaspoon salt
– 2 cups quick oats
– 1 cup unsalted butter, softened
– 1 cup granulated sugar
– 1 cup packed brown sugar
– 1 cup creamy peanut butter
– 2 large eggs
– 2 teaspoons vanilla extract

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How to Make Peanut Butter Cookie Bars

Step 1: Preheat the Oven

Preheat your oven to 350°F (175°C). Grease your baking dish with butter or cooking spray to prevent sticking.

Step 2: Cream the Sugars and Butter

In a large bowl, use a hand or stand mixer to cream together the softened butter, granulated sugar, and brown sugar until light and fluffy.

Step 3: Mix in Peanut Butter Mixture

Add the creamy peanut butter, eggs, and vanilla extract to the butter mixture. Beat everything together until well combined.

Step 4: Combine Dry Ingredients

In another bowl, whisk together the all-purpose flour, baking soda, and salt until evenly mixed.

Step 5: Combine Wet and Dry Mixtures

Gradually add the dry ingredients to the wet mixture. Mix until just combined. Stir in the quick oats until they are evenly distributed throughout the dough.

Step 6: Bake the Cookie Bars

Spread the dough evenly into your prepared baking dish. Bake for 20–25 minutes or until the edges are golden brown. To check for doneness, insert a toothpick into the center; it should come out clean when done.

How to Serve Peanut Butter Cookie Bars

Peanut Butter Cookie Bars are deliciously versatile and can be served in many delightful ways. Whether you want a simple snack or a festive treat, these bars can be paired with various accompaniments to enhance their rich flavor.

Pair with Milk

  • A classic choice, a cold glass of milk complements the nutty flavor of peanut butter perfectly.

Serve with Ice Cream

  • Warm Peanut Butter Cookie Bars topped with vanilla ice cream create a decadent dessert experience.

Add Chocolate Drizzle

  • Drizzling melted chocolate over the bars adds an extra layer of sweetness and richness.

Enjoy with Fresh Fruit

  • Slices of bananas or strawberries can bring a fresh contrast to the cookies’ richness.

Pack for Lunch

  • These bars make an excellent on-the-go snack for school or work, providing energy and satisfaction.

How to Perfect Peanut Butter Cookie Bars

To achieve the best results with your Peanut Butter Cookie Bars, follow these helpful tips.

  • Use room temperature ingredients: Allow your butter and eggs to reach room temperature for easier mixing and better texture.

  • Don’t overmix the dough: Combine the wet and dry ingredients until just mixed to keep the bars soft and chewy.

  • Check oven temperature: Use an oven thermometer to ensure your oven is at the right temperature for even baking.

  • Cool before cutting: Let the bars cool completely in the pan before slicing for clean edges and optimal texture.

Peanut

Best Side Dishes for Peanut Butter Cookie Bars

While these cookie bars shine on their own, pairing them with complementary side dishes can elevate your dessert experience. Here are some great options!

  1. Fresh Fruit Salad: A medley of seasonal fruits adds freshness and balances out the sweetness of the bars.

  2. Chocolate Milkshake: A rich chocolate milkshake enhances the peanut butter flavor while offering a creamy texture.

  3. Yogurt Parfait: Layer yogurt with granola and fresh berries for a refreshing side that contrasts nicely with the bars.

  4. Coffee or Espresso: The bitterness of coffee pairs well with sweet desserts, making it a perfect companion for these cookie bars.

  5. Homemade Whipped Cream: Light whipped cream can be dolloped on top of warm bars, adding a delightful creaminess.

  6. Nutty Trail Mix: A crunchy nut mix can provide a fun texture contrast when snacking alongside your cookie bars.

Common Mistakes to Avoid

Making Peanut Butter Cookie Bars can be simple and rewarding, but a few common mistakes can ruin your batch.

  • Overmixing the dough: Mixing too much can lead to tough bars. Blend just until ingredients are combined for a soft texture.
  • Not measuring ingredients correctly: Using incorrect measurements can affect the outcome. Always use a kitchen scale or measuring cups for precision.
  • Skipping the baking time check: Baking too long can dry out your bars. Start checking at 20 minutes for that perfect softness.
  • Using room temperature butter: Cold butter won’t cream well, leading to dense bars. Ensure your butter is softened before mixing.
  • Not greasing the baking dish: This can cause sticking, making it hard to cut the bars. Always grease or line your dish with parchment paper.

Storage & Reheating Instructions

Refrigerator Storage

  • Store in an airtight container.
  • Peanut Butter Cookie Bars will last up to one week in the refrigerator.

Freezing Peanut Butter Cookie Bars

  • Wrap individual bars tightly in plastic wrap.
  • Place them in a freezer-safe container for up to three months.

Reheating Peanut Butter Cookie Bars

  • Oven: Preheat to 350°F (175°C). Place bars on a baking sheet for about 5-10 minutes until warm.
  • Microwave: Heat individual bars for 10-15 seconds. Be careful not to overheat or they may become tough.
  • Stovetop: Place bars in a skillet over low heat for a few minutes, flipping occasionally for even warming.
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Frequently Asked Questions

Here are some common questions about making and enjoying Peanut Butter Cookie Bars.

Can I use crunchy peanut butter instead of creamy?

Yes, using crunchy peanut butter will add texture and a different nutty flavor. It will still yield delicious results!

How do I make gluten-free Peanut Butter Cookie Bars?

You can substitute all-purpose flour with a gluten-free flour blend. Make sure it’s suitable for baking to achieve the right consistency.

What can I add to my Peanut Butter Cookie Bars?

Feel free to mix in chocolate chips, nuts, or dried fruit for extra flavor and texture. The possibilities are endless!

How should I store leftover Peanut Butter Cookie Bars?

Store them in an airtight container at room temperature for up to three days or refrigerate them for longer freshness.

Final Thoughts

Peanut Butter Cookie Bars are not only soft and chewy but also versatile enough to customize based on your preferences. Whether you enjoy them plain or with added chocolate chips, these bars make a delightful treat any time of day. Give this easy recipe a try and get creative with your favorite mix-ins!

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Peanut Butter Cookie Bars

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Indulge in the ultimate sweet treat with these soft and chewy Peanut Butter Cookie Bars. Perfect for any occasion, these delightful bars are made with wholesome oats and rich brown sugar, delivering a nutty flavor that will satisfy your cravings. Easy to prepare and customizable, they can be packed for lunch, served at parties, or simply enjoyed as an afternoon snack. With just 15 minutes of prep time, you can whip up a batch that yields 24 generous bars—perfect for sharing with family and friends. Elevate your dessert game and relish in the warm, comforting taste of homemade peanut butter goodness.

  • Author: Isabella
  • Prep Time: 15 minutes
  • Cook Time: 25 minutes
  • Total Time: 40 minutes
  • Yield: Approximately 24 servings 1x
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Ingredients

Scale
  • 2 cups all-purpose flour
  • 1 teaspoon baking soda
  • 1/2 teaspoon salt
  • 2 cups quick oats
  • 1 cup unsalted butter, softened
  • 1 cup granulated sugar
  • 1 cup packed brown sugar
  • 1 cup creamy peanut butter
  • 2 large eggs
  • 2 teaspoons vanilla extract

Instructions

  1. Preheat your oven to 350°F (175°C) and grease a 9×13-inch baking dish.
  2. In a mixing bowl, cream together softened butter, granulated sugar, and brown sugar until light and fluffy.
  3. Add creamy peanut butter, eggs, and vanilla to the mixture; beat until well combined.
  4. In another bowl, whisk together flour, baking soda, and salt.
  5. Gradually mix dry ingredients into the wet mixture until just combined; stir in quick oats.
  6. Spread dough evenly in the prepared baking dish and bake for 20–25 minutes or until golden brown.

Nutrition

  • Serving Size: 1 bar (45g)
  • Calories: 180
  • Sugar: 10g
  • Sodium: 120mg
  • Fat: 8g
  • Saturated Fat: 4g
  • Unsaturated Fat: 3g
  • Trans Fat: 0g
  • Carbohydrates: 26g
  • Fiber: 2g
  • Protein: 4g
  • Cholesterol: 30mg

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