Sheath Cake
["2 c. sugar", "2 c. flour", "1 stick margarine", "1/2 c. shortening", "4 Tbsp. cocoa", "1 c. water", "1/2 c. buttermilk", "2 eggs, slightly beaten", "1 tsp. baking soda", "1 tsp. cinnamon", "1 tsp. vanilla"]
["Mix sugar and flour; set aside.", "Mix margarine, shortening, cocoa and water in a saucepan and bring to a rapid boil.", "Pour over dry ingredients and stir well.", "Add remaining ingredients. Mix well.", "Pour into a greased 16 x 11-inch pan and bake 20 minutes at 400\u00b0."]
["sugar", "flour", "margarine", "shortening", "cocoa", "water", "buttermilk", "eggs", "baking soda", "cinnamon", "vanilla"]