Texas Sheet Cake
["2 c. sugar", "2 sticks margarine", "1 c. water", "2 eggs, slightly beaten", "1 tsp. soda", "icing", "2 c. flour", "4 Tbsp. cocoa", "1/2 c. buttermilk or 1/2 c. milk plus 1 tsp. vinegar", "1 tsp. vanilla"]
["Sift together the sugar and flour; set aside.", "Mix in a saucepan the margarine, cocoa and water.", "Bring to a boil.", "Pour over flour and sugar and stir.", "Add buttermilk, eggs, soda and vanilla.", "Mix well.", "Pour in greased sheet cake pan (9 x 13 x 2-inch).", "Bake in 400\u00b0 oven for 20 minutes.", "Place icing on cake after it has cooled about 10 to 15 minutes."]
["sugar", "margarine", "water", "eggs", "soda", "icing", "flour", "cocoa", "buttermilk", "vanilla"]