Texas Sheet Cake
["2 cups flour", "2 cups sugar", "1/2 teaspoon salt", "1 cup water", "2 cubes margarine", "4 tablespoons cocoa", "2 eggs", "1/2 cup sour cream", "1 teaspoon baking soda"]
["Sift together flour, sugar, and salt.", "Bring to a light boil, the water, margarine and cocoa.", "Add eggs, sour cream and baking soda.", "Combine with the flour mixture and mix well.", "Pour into a 10 1/2 X 18 X 1 inch cookie sheet and bake in a 400\u00b0 oven for 20 minutes."]
["flour", "sugar", "salt", "water", "margarine", "cocoa", "eggs", "sour cream", "baking soda"]