Name: Stretchy Reeces Pieces Chocolate Chip Cookie Bars Recipe
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 12
Cuisine: American
Ingredients: 2 cups all-purpose flour; 1 cup butter, softened; 1/2 cup brown sugar; 1/2 cup granulated sugar; 2 large eggs; 1 cup chocolate chips; 1 cup Reese’s Pieces; 2 tsp vanilla extract; 1/2 tsp baking soda; 1/2 tsp salt; 1/4 cup additional Reese’s Pieces for sprinkling on top

Crafting delectable reeces pieces chocolate chip cookie bars brings pure joy to any dessert enthusiast.

Sweet memories of childhood treats dance through my kitchen whenever I mix these ingredients.

Chunky peanut butter chips nestled within soft, golden cookie dough create an irresistible combination.

Chocolate lovers will appreciate the rich, melt-in-your-mouth texture that defines this incredible recipe.

Crisp edges and gooey centers promise a sensational experience for everyone at the table.

Professional bakers and home cooks alike can master this simple yet spectacular dessert.

Prepare to be amazed by how quickly these bars disappear from the serving plate.

Gluten-Free Chocolate Peanut Butter Bars: Replace all-purpose flour with a gluten-free flour blend or almond flour for those with wheat sensitivities.
Vegan Chocolate Chip Bars: Swap butter with coconut oil, use flax eggs instead of regular eggs, and choose dairy-free chocolate chips for a plant-based version.
Low-Sugar Chocolate Bars: Substitute granulated and brown sugars with monk fruit sweetener or stevia, reducing overall sugar content while maintaining sweetness.
Nutty Chocolate Bars: Add chopped almonds, pecans, or walnuts to the dough for extra crunch and nutty flavor, complementing the chocolate and peanut butter elements.

Pair Creamy Milk with Chocolate Bliss: The rich, smooth chocolate chips and Reese's Pieces beg for a cold glass of whole milk that complements their sweet, candy-coated crunch.
Enhance with Nutty Espresso Kick: A bold espresso shot or cappuccino provides a robust contrast to the sweet cookie bars, cutting through the richness with its intense coffee notes.
Match with Caramel Vanilla Indulgence: Serve alongside a scoop of vanilla bean ice cream or a caramel drizzled whipped cream to elevate the dessert's decadent texture and amplify the chocolate-peanut butter flavors.

Store cooled cookie bars in an airtight container with parchment paper between layers, keeping fresh for up to 5 days in the refrigerator.
Wrap individual or whole bars tightly in plastic wrap, then place in freezer-safe container or ziplock bag, preserving quality for 2-3 months.
Keep bars in sealed container at room temperature for 2-3 days, ensuring they remain soft and delicious.
Warm refrigerated or frozen bars in microwave for 10-15 seconds, or briefly in 350°F oven for 3-5 minutes to restore soft, gooey texture.

Can I use different types of chocolate chips in this recipe?

Yes, you can substitute milk, dark, or white chocolate chips based on your preference. The recipe is flexible and allows for creative chocolate variations.

How do I know when the bars are perfectly baked?

Look for golden brown edges and a toothpick with a few moist crumbs when inserted in the center. This indicates the bars are cooked but still soft and chewy.

Is it necessary to use both brown and white sugar?

Using both sugars creates a deeper flavor and better texture. Brown sugar adds moisture and richness, while white sugar helps with crispness and sweetness.

Can I make these bars gluten-free?

Yes, simply replace the all-purpose flour with a gluten-free flour blend. Ensure the blend is designed for baking to maintain the right consistency and texture.

Savor Quick and Easy Baking: A delightful cookie bar recipe that requires minimal effort and delivers maximum flavor.
Crowd-Pleasing Treat: Perfect for gatherings, potlucks, and family dessert nights with its irresistible chocolate and peanut butter combination.
Customize Your Dessert: Easily adapt the recipe by swapping or adding different types of candies and chocolate chips to match personal preferences.
Beginner-Friendly Baking: Straightforward instructions make this recipe accessible for novice bakers, ensuring success with simple mixing and baking techniques.

For the Base:

Butter: A creamy foundation that helps create a rich and tender texture in the cookie bars.
Brown Sugar: Adds deep caramel-like sweetness and helps keep the bars moist.
Granulated Sugar: Provides additional sweetness and helps with the cookie bars' structure.
Eggs: Bind the ingredients together and contribute to the bars' soft, chewy consistency.
Vanilla Extract: Enhances the overall flavor with its warm, sweet aromatic notes.

For the Dry Ingredients:

All-Purpose Flour: The primary structural component that gives the bars their classic cookie texture.
Baking Soda: Helps the bars rise and creates a soft, tender crumb.
Salt: Balances the sweetness and amplifies the other flavors in the recipe.

For the Mix-Ins:

Chocolate Chips, Reese's Pieces: Add delightful bursts of chocolate and peanut butter flavor throughout the cookie bars, creating exciting texture and taste variations.

For the Baking Preparation:

Parchment Paper: Ensures easy removal of the bars and prevents sticking to the baking pan.

Step 1: Warm Up the Oven

Crank the oven to 350°F and grab a 9×13-inch baking pan. Line it with parchment paper, letting the edges hang over the sides for super easy removal later.

Step 2: Whip Up the Butter Base

In a large mixing bowl, blend softened butter with brown and white sugars. Whip it until the mixture becomes light, fluffy, and looks like a dreamy cloud, about 3-4 minutes.

Step 3: Add Egg Magic

Drop in eggs one by one, mixing thoroughly after each addition. Pour in vanilla extract and blend until everything looks smooth and perfectly combined.

Step 4: Mix Dry Ingredients

Grab another bowl and whisk together:

Flour
Baking soda
Salt

Blend until the dry ingredients look evenly mixed.

Step 5: Combine Wet and Dry

Slowly fold the dry ingredient mixture into the wet ingredients. Stir gently until just combined – don’t go crazy mixing or you’ll make the bars tough.

Step 6: Chocolate Candy Explosion

Fold in your chocolate delights:

Chocolate chips
Reese's Pieces

Make sure they’re distributed evenly throughout the dough.

Step 7: Spread the Goodness

Transfer the dough into the prepared pan. Use a spatula to spread it out smoothly and evenly.

Step 8: Decorate the Top

Sprinkle extra Reese’s Pieces across the top. Press them lightly so they stick to the dough.

Step 9: Bake to Perfection

Pop the pan in the oven and bake for 25-30 minutes. Look for golden brown edges and a toothpick that comes out with just a few moist crumbs when inserted in the center.

Step 10: Cool and Slice

Pull the pan out of the oven and let the bars cool completely. Use the parchment paper to lift them out, then slice into delicious squares.

Prevent Overmixing: Stir dry ingredients into wet components just until combined to maintain a tender, soft texture without developing tough gluten.
Chocolate Distribution Trick: Toss chocolate chips and Reese's Pieces in a tablespoon of flour before folding into the dough to prevent them from sinking during baking.
Room Temperature Ingredients: Ensure butter and eggs are at room temperature for smoother mixing and better incorporation of ingredients.
Perfect Cutting Technique: Let bars cool completely before slicing to achieve clean, crisp edges and prevent crumbling.
Freshness Storage Tip: Store bars in an airtight container at room temperature for up to 5 days, separating layers with parchment paper to maintain texture.

Mia Thompson

Pastry Chef & Content Creator

Expertise

Creating wholesome, seasonal desserts with a focus on nutrition.
Developing recipes on healthy baking alternatives.
Experimenting with plant-based and gluten-free recipes.

Education

Portland Community College – Baking and Pastry Arts Program
Specialized in artisanal bread, seasonal desserts, and sustainable baking methods.

National University of Natural Medicine – Bachelor of Science in Nutrition (BScN)
Focused on “Food as Medicine” philosophy, with core threads in nutrition.

Mia’s love affair with baking began in her grandmother’s kitchen, where sneaking spoonfuls of batter first sparked her curiosity. She refined her skills through Portland Community College’s Baking and Pastry Arts Program and her expertise at the National University of Natural Medicine, earning a B.Sc. in Nutrition.
At The Scrumptious Pumpkin, Mia reimagines classics with effortless seasonal treats, healthier twists on old favorites, and playful confections that feel like pure joy. Beyond the oven, she nurtures her urban garden, forages local ingredients around Portland, and leads hands‑on nutrition workshops for her community.