Indulgent Reeses Pieces Chocolate Chip Cookie Bars Recipe

Luscious Reeses Pieces Chocolate Chip Cookie Bars Recipe

Chocolate chips dance with peanut butter candies in these decadent Reeses Pieces chocolate chip cookie bars that promise pure dessert bliss.

Sweet temptations await in every delectable square of this irresistible treat.

Soft, chewy, and loaded with melty chocolate and crunchy candy pieces, these bars deliver maximum flavor in minimal effort.

Each bite brings a perfect balance of rich chocolate and nutty peanut butter notes.

Crumbly edges give way to a moist, tender center that melts in your mouth.

The combination of classic chocolate chip cookie base with scattered Reeses Pieces creates a nostalgic yet exciting dessert experience.

You’ll be the ultimate dessert hero when you serve these crowd-pleasing bars at your next gathering.

Quick Recipe Overview

Prep Time: 15 minutes

Cook Time: 25 minutes

Total Time: 40 minutes

Calories: 300 kcal

Servings: 13

For Base Ingredients:
  • Butter: Provides rich, creamy foundation with deep flavor and smooth texture for cookie bars.
  • Granulated Sugar: Adds sweetness and helps create crisp edges with perfect golden-brown color.
  • Brown Sugar: Brings moisture, depth, and soft chewiness to the cookie bars.
  • Eggs: Bind ingredients together and contribute to rich, tender texture.
  • Vanilla Extract: Enhances overall flavor with warm, aromatic depth.
For Dry Mix Ingredients:
  • All-Purpose Flour: Creates structure and provides classic cookie texture.
  • Baking Soda: Helps cookies rise and develop golden, light texture.
  • Salt: Balances sweetness and intensifies overall flavor profile.
For Mix-In Ingredients:
  • Chocolate Chips: Delivers pockets of melty chocolate throughout each bite.
  • Reeses Pieces: Adds playful crunch, vibrant color, and signature peanut butter candy flavor.
  • Stand Mixer or Large Bowl: Perfect for creaming butter and sugars until fluffy and mixing dough ingredients smoothly.
  • Whisk: Essential for combining dry ingredients evenly and preventing flour clumps.
  • 9×13-inch Baking Pan: Ideal size for creating delicious cookie bars with perfect thickness.
  • Parchment Paper: Helps lift bars easily and prevents sticking to the pan.
  • Measuring Cups and Spoons: Crucial for accurate ingredient measurements.
  • Spatula: Helpful for folding in chocolate chips and Reeses Pieces and spreading dough evenly.
  • Toothpick: Used to check doneness by testing center of the bars.
  • Warm Up the Oven

Fire up your oven to a toasty 350F. Grab a 9×13 baking pan and line it with parchment paper, giving it a quick spray of cooking oil.

  • Whip Together the Base

Grab your mixer and cream the butter with sugars until they’re light and dreamy. Crack in the eggs one by one, mixing thoroughly after each. Splash in some vanilla for extra.

  • Blend the Dry Elements

In a separate bowl, mix flour, baking soda, and salt. Gently fold this powdery mixture into your creamy base until everything just comes together.

  • Toss in the Good Stuff

Fold chocolate chips and most of the Reeses Pieces into the dough. Save a handful for the topping to make them look extra tempting.

  • Bake to Perfection

Spread the dough evenly in the pan. Sprinkle the remaining Reeses Pieces across the top. Slide into the oven and bake for 25-30 minutes until the edges turn golden and a toothpick comes out mostly clean.

  • Cool and Slice

Let the bars cool completely in the pan. Use the parchment paper to lift them out, then slice into squares ready to devour.

  • Soft, chewy cookie bars that stay moist for days when stored properly in an airtight container.
  • Slightly underbake the bars by removing them from the oven when the center still looks slightly soft to ensure ultimate gooey texture.
  • Swap butter with coconut oil or vegan butter substitute, and use dairy-free chocolate chips for a plant-based version of these delightful bars.
  • Prepare the dough in advance and refrigerate for up to 24 hours before baking to enhance flavor development and create deeper caramel-like notes.
  • Replace all-purpose flour with a gluten-free flour blend, ensuring you use one with xanthan gum for the best texture and binding properties.
  • Candy Lover's Dream: Sprinkle extra Reeses Pieces on top of each bar for a burst of colorful chocolate crunch that looks as amazing as it tastes.
  • Party Presentation Trick: Serve these bars on a fun geometric platter with a scoop of vanilla ice cream for a decadent dessert experience that will wow guests.
  • Game Night Delight: Cut bars into smaller bite-sized pieces for easy sharing during movie marathons or board game sessions, making them perfect for casual gatherings.
  • Gifting Charm: Wrap individual bars in clear cellophane with a cute ribbon for homemade food gifts that bring instant smiles to friends and family.
  • Store cooled cookie bars in an airtight container inside the refrigerator for up to 5 days. Separate layers with parchment paper to prevent sticking and maintain freshness.
  • Wrap individual bars tightly in plastic wrap, then place in a freezer-safe container. These delicious treats can be frozen for 2-3 months. Thaw at room temperature for 30 minutes before enjoying.
  • Keep bars in a sealed container at room temperature for 2-3 days, ensuring they remain soft and chewy. Avoid direct sunlight or warm areas to prevent texture changes.
  • Pre-cut bars before storing, making it easier to grab a quick snack or dessert. Stack with wax paper between each piece to prevent them from sticking together and maintain their shape.

FAQs

  • Are Reeses Pieces different from Reeses Peanut Butter Cups?

Reeses Pieces are candy-coated peanut butter candies, while Reeses Peanut Butter Cups are chocolate cups filled with peanut butter. They have different textures and shapes but share a similar peanut butter flavor.

  • Can I use margarine instead of butter?

While you can use margarine, butter provides better flavor and helps create a richer, more tender texture in the cookie bars. Stick to unsalted butter for the best results.

  • How do I know when the cookie bars are perfectly baked?

Look for golden edges and a slightly soft center. When you insert a toothpick, it should come out with a few moist crumbs. Avoid overbaking, which can make the bars dry and crumbly.

  • Is this recipe kid-friendly?

Absolutely! The colorful Reeses Pieces and chocolate chips make these bars super fun and appealing to children. Kids will love helping mix the dough and sprinkle the candies on top.

Print
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Indulgent Reeses Pieces Chocolate Chip Cookie Bars Recipe

Indulgent Reeses Pieces Chocolate Chip Cookie Bars Recipe


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4.8 from 40 reviews

  • Total Time: 40 minutes
  • Yield: 13 1x

Description

Reeses Pieces Chocolate Chip Cookie Bars merge classic comfort with playful sweetness in one irresistible dessert. Chocolate lovers will savor rich peanut butter chips and classic cookie flavors that blend perfectly for an indulgent treat you cannot resist.


Ingredients

Scale
  • 1 ¼ cups Reeses Pieces (plus extra for topping)
  • 1 cup semi-sweet chocolate chips
  • 2 ¼ cups all-purpose flour
  • 1 cup unsalted butter (softened)
  • 2 large eggs
  • ¾ cup granulated sugar
  • ¾ cup brown sugar (packed)
  • 1 tsp vanilla extract
  • 1 tsp baking soda
  • ½ tsp salt

Instructions

  1. Preparation: Coat a 9×13-inch pan with parchment paper and nonstick spray, creating a seamless baking surface for easy removal.
  2. Butter Blending: Whip softened butter with sugars until the mixture transforms into a light, creamy consistency, developing a rich foundation for the cookie bars.
  3. Wet Ingredient Integration: Blend eggs individually, then infuse vanilla extract to elevate the flavor profile, creating a smooth and aromatic base.
  4. Dry Ingredient Fusion: Combine flour, baking soda, and salt, ensuring a uniform mixture that will distribute evenly throughout the dough.
  5. Dough Formation: Delicately fold dry ingredients into the butter mixture, stirring minimally to preserve a tender, delicate texture, then gently fold in chocolate chips and most Reeses Pieces.
  6. Pan Assembly: Spread the dough evenly across the prepared pan, creating a level surface, and strategically sprinkle remaining Reeses Pieces for visual and flavor enhancement.
  7. Baking Process: Slide the pan into a preheated 350F (175C) oven, baking for 25-30 minutes until edges turn golden and the center sets with a slight firmness.
  8. Cooling and Serving: Allow the bars to cool completely in the pan, then lift using parchment paper handles and slice into uniform squares for an irresistible treat.

Notes

Soften Butter Perfectly: Allow butter to sit at room temperature for 30-45 minutes before creaming, ensuring smooth incorporation without overheating or melting.

Prevent Overmixing Dough: Stop mixing dry ingredients as soon as they blend to maintain a tender, soft texture and prevent tough, dense cookie bars.

Strategic Candy Placement: Reserve a handful of Reeses Pieces for topping after spreading dough, creating a more visually appealing and flavorful presentation with candy peeking through the surface.

Temperature Control Matters: Use an oven thermometer to verify accurate baking temperature, as slight variations can dramatically impact cookie bar texture and doneness.

  • Prep Time: 15 minutes
  • Cook Time: 25 minutes
  • Category: Desserts, Snacks
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 13
  • Calories: 300
  • Sugar: 22 g
  • Sodium: 150 mg
  • Fat: 15 g
  • Saturated Fat: 9 g
  • Unsaturated Fat: 6 g
  • Trans Fat: 0 g
  • Carbohydrates: 38 g
  • Fiber: 1 g
  • Protein: 3 g
  • Cholesterol: 40 mg
John Nicholson

John Nicholson

Lead Writer & Recipe Developer

Expertise

Recipe Testing and Development, Kitchen Hacks and Time-Saving Tips, Flavor Pairing and Ingredient Selection, Engaging Food Writing and Storytelling

Education

Johnson & Wales University

  • Program: Bachelor of Science in Culinary Arts
  • Focus: A hands-on curriculum emphasizing farm-to-table cooking, local ingredient sourcing, and creative menu development. Students gained real-world restaurant experience, learning both classic techniques and modern approaches to sustainable cooking.

John Nicholson honed his skills at Johnson & Wales University, learning how to use fresh, local ingredients and down-to-earth techniques to make cooking simple and satisfying.

His recipes blend Southern comfort flavors with a modern touch, inviting everyone to cook with ease and confidence.

Living in Charleston, John takes cues from the city’s lively food scene, local markets, and seasonal produce. He’s all about making meals stress-free through easy tips, flavor pairings, and fun experiments in the kitchen

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