Thunder Cake - cooking recipe

Ingredients

1 c. shortening
1 tsp. vanilla
1/3 c. pureed tomatoes
1 3/4 c. sugar
1 c. cold water
3 eggs, separated
2 1/2 c. flour
1/2 c. cocoa
1 1/2 tsp. baking soda

Preparation

Cream together first five ingredients.
Blend in egg yolks, one at a time.
Beat egg whites until stiff in separate bowl, then fold in.