Triple Peanut Butter Monster Cookie Bars
Indulge in the ultimate dessert experience with Triple Peanut Butter Monster Cookie Bars. These bars combine three types of peanut butter—creamy, chips, and M&Ms—creating a rich and moist treat that’s perfect for any occasion. Quick to prepare and easy to customize with your favorite mix-ins, these cookie bars are sure to satisfy your sweet tooth. Ideal for gatherings or a cozy night in, every bite delivers a delicious explosion of flavors that will leave you craving more.
- Prep Time: 10 minutes
- Cook Time: 25 minutes
- Total Time: 35 minutes
- Yield: Approximately 8 servings 1x
- Category: Dessert
- Method: Baking
- Cuisine: American
Ingredients
Scale
- 1/2 cup unsalted butter (melted)
- 1 large egg
- 1 cup light brown sugar
- 1 tablespoon vanilla extract
- 1 heaping 1/2 cup creamy peanut butter
- 1 cup all-purpose flour
- 1 cup Peanut Butter M&Ms
- 3/4 cup semi-sweet chocolate chips
- 1/2 cup Reese’s Peanut Butter Chips
- 1/3 cup Heath Bar Toffee Bits
Instructions
- Preheat oven to 350F. Line an 8-by-8-inch baking pan with aluminum foil and spray with cooking spray.
- Melt the butter in a microwave-safe bowl for about 1 minute.
- Allow to cool slightly before adding the egg, brown sugar, and vanilla; whisk until smooth.
- Stir in creamy peanut butter until fully combined.
- Add flour and mix gently until just incorporated.
- Fold in Peanut Butter M&Ms, chocolate chips, peanut butter chips, and toffee bits.
- Pour batter into the prepared pan and smooth the top.
- Bake for approximately 25 minutes or until set; let cool for at least 30 minutes before slicing.
Nutrition
- Serving Size: 1 bar (70g)
- Calories: 330
- Sugar: 23g
- Sodium: 150mg
- Fat: 15g
- Saturated Fat: 7g
- Unsaturated Fat: 8g
- Trans Fat: 0g
- Carbohydrates: 45g
- Fiber: 2g
- Protein: 6g
- Cholesterol: 40mg