Soft and chewy peanut butter cookie bars filled with chocolate chips and mini marshmallow bits. These cookie bars have the classic flavors of a s’more in a peanut butter cookie bar. These cookie bars are perfect for baking this summer to enjoy the classic chocolate and marshmallow flavors of a classic s’mores without all of the mess of a s’more.
The cookie dough is made similar to a classic peanut butter cookie dough, except for the addition of chocolate chips and mini marshmallow bits. Evenly press the cookie dough into a square baking dish and bake until the center of the bars comes out clean with a toothpick. Let cool completely before cutting into bars and serving.
Peanut Butter S'mores Cookie Bars
Ingredients
- 1/2 cup butter, softened
- 1/2 cup peanut butter
- 1/2 cup granulated sugar
- 1/2 cup brown sugar
- 1 1/2 cups all-purpose flour
- 1/2 teaspoon salt
- 1/2 teaspoon baking soda
- 1 large egg
- 1 teaspoon vanilla extract
- 1 cup chocolate chips
- 1/2 cup mini marshmallow bits
Instructions
- Preheat the oven to 350 F. In a medium bowl, whisk together flour, salt, and baking soda. In a large bowl, combine butter with peanut butter, granulated sugar, and brown sugar until fluffy.
- Add in egg and vanilla extract, and mix until smooth. Add in the flour mixture, and mix until it is fully combined.
- Fold in the chocolate chips and mini marshmallow bits. Evenly press the cookie dough into a greased 8-inch square baking dish. Bake for 15-20 minutes.
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