Peanut Butter Shortbread
["1/2 c. unsalted butter, softened", "1/2 c. granulated sugar", "1/4 c. creamy peanut butter", "2 c. all-purpose flour"]
["Preheat oven to 300\u00b0.", "In a bowl, mix all ingredients with fingers until mixture resembles coarse meal.", "Press mixture into ungreased 8-inch round pan.", "Use fork to prick decorative wedges in the dough.", "Bake 1 hour or until brown.", "Cut into wedges while still hot.", "Makes 16 wedge-shaped cookies."]
["unsalted butter", "sugar", "peanut butter", "flour"]