Fat Free Chocolate Cake
["4 (2 1/2 oz.) jars Gerber 1st step prunes", "4 egg whites", "1 c. boiling water", "2 tsp. instant coffee", "1 c. skim milk", "2 tsp. vanilla", "2 c. all-purpose flour", "1 c. cocoa, unsweetened", "2 c. sugar", "2 tsp. soda", "1 tsp. baking powder", "1/4 tsp. salt"]
["Dissolve coffee in boiling water.", "Mix first 6 ingredients together; stir well.", "Sift dry ingredients together.", "Pour moist ingredients into dry ingredients; stir well."]
["egg whites", "boiling water", "instant coffee", "milk", "vanilla", "flour", "cocoa", "sugar", "soda", "baking powder", "salt"]