Quick Peanut Butter Fudge
["2 sticks margarine or butter", "1 c. peanut butter", "1 tsp. vanilla", "1 lb. powdered sugar"]
["Melt butter and peanut butter.", "Add vanilla.", "Stir in powdered sugar.", "Place in pan; let cool."]
["margarine", "peanut butter", "vanilla", "powdered sugar"]