Fudge Filling
["2 c. sugar", "1/4 c. cocoa", "1/4 tsp. salt", "1/2 c. margarine", "1 tsp. vanilla"]
["Boil ingredients, except vanilla, exactly 2 minutes.", "Remove from heat and add vanilla.", "Place in ice water and beat with electric mixer for five minutes."]
["sugar", "cocoa", "salt", "margarine", "vanilla"]