Peanut Butter Frosting Desserts & Candy Jump to Recipe Print Recipe Peanut Butter Frosting Print Recipe Pin Recipe Ingredients 1/4 c. Crisco1/2 c. creamy peanut butter6 tbsp. milk3 c. sifted confectioners' sugar Instructions Blend Crisco and peanut butter thoroughly. Alternately add milk and sugar. Beat until smooth and fluffy. Frosts two 9-inch layers or one 9x13x2 inch cake. Notes