5 Ingredient Triple Decker Chocolate Peanut Butter Bars

Bahan-bahan (16 porsi)

• 1 stick (1/2 cup) salted butter, at room temperature
• 1 1/2 cups + 4 tablespoons creamy peanut butter
• 2 teaspoons vanilla extract
• 1 -2 cups confectioners sugar (using more or less to your taste)
• 3 cups semi sweet or milk chocolate chips