Monster Cookie Bars
Thick, chewy cookie bars packed with peanut butter, chocolate, and colorful M&M’s, nostalgic and perfect for any gathering.
- Prep Time: 15 minutes
- Cook Time: 25 minutes
- Total Time: 40 minutes
- Yield: 24 bars 1x
- Category: Dessert
- Method: Baking
- Cuisine: American
- Diet: Vegetarian
Ingredients
Scale
- 1 cup butter, softened
- 1 cup brown sugar
- 1 cup granulated sugar
- 1 cup peanut butter
- 3 large eggs
- 1 teaspoon vanilla extract
- 4 cups oats
- 2 cups all-purpose flour
- 1 teaspoon baking soda
- 1/2 teaspoon salt
- 1 cup chocolate chips
- 1 cup M&M’s candies
Instructions
- Preheat your oven to 350°F (175°C) and grease a 9×13 inch baking pan.
- Cream together the softened butter, brown sugar, and granulated sugar until smooth.
- Add in the peanut butter until well combined.
- Beat in the eggs one at a time, then stir in the vanilla.
- In a separate bowl, mix together the oats, flour, baking soda, and salt.
- Gradually blend this dry mixture into the creamed mixture.
- Stir in the chocolate chips and M&M’s.
- Spread the batter evenly into the prepared pan.
- Bake for 20-25 minutes or until the edges are golden brown.
- Allow to cool before cutting into bars.
Notes
These bars can be customized; try swapping the chocolate chips for butterscotch or white chocolate chips. Store leftovers in an airtight container for up to a week.
Nutrition
- Serving Size: 1 bar
- Calories: 330
- Sugar: 20g
- Sodium: 150mg
- Fat: 16g
- Saturated Fat: 6g
- Unsaturated Fat: 10g
- Trans Fat: 0g
- Carbohydrates: 40g
- Fiber: 2g
- Protein: 6g
- Cholesterol: 30mg