Peanut Butter Swirl Brownies Recipe | Say Mmm

Ingredients

• 1/2 cup butter, softened
• 2/3 cup sugar
• 1/2 cup packed brown sugar
• 2 eggs
• 2 tablespoons milk
• 3/4 cup all-purpose flour
• 1/2 teaspoon baking powder
• 1/4 teaspoon salt
• 1/4 cup creamy peanut butter
• 1/3 cup peanut butter chips
• 1/3 cup baking cocoa
• 1/2 cup semisweet chocolate chips