1/2cup(1 stick) unsalted butter, melted and cooled slightly
1cuppacked dark brown sugar
1large egg
1teaspoonpure vanilla extract
1cupall-purpose flour
1/2teaspoonbaking powder
1/8teaspoonbaking soda
1/8teaspoonsalt
1/2cupReese’s Peanut Butter Cup Minis
1/2cupReese’s Pieces
Instructions
Preheat oven to 350°F. Spray a 8×8 pan with nonstick cooking spray.
In a large mixing bowl, whisk together melted butter and brown sugar.
Add vanilla extract and egg; whisk until combined.
Add flour, baking powder, baking soda, and salt. Stir until combined. Do not over-mix. Fold in Reese’s Peanut Butter Cup Minis and Reese’s Pieces. Spread evenly into the prepared pan.
Bake for 25-27 minutes or until a toothpick inserted in the center comes out clean.