Tim'S Thunder Cake
["1 c. shortening", "1 3/4 c. sugar", "1 tsp. vanilla", "3 eggs, separated (blend in yolks; beat whites until they are stiff, then fold in)", "1 c. water", "1/3 c. pureed tomatoes", "2 1/2 c. cake flour", "1/2 c. cocoa", "1 1/2 tsp. soda", "1 tsp. salt"]
["Mix dry ingredients into creamy mixture.", "Bake in 2 greased and floured pans.", "Bake at 350\u00b0 for 35 to 40 minutes.", "Frost with chocolate butter frosting.", "Top with strawberries."]
["shortening", "sugar", "vanilla", "eggs", "water", "tomatoes", "cake flour", "cocoa", "soda", "salt"]