Chocolate Sheet Cake
["2 c. sugar", "1/3 c. cocoa", "1/2 tsp. salt", "1 c. water", "2 eggs", "2 c. all-purpose flour", "1 tsp. baking soda", "1 c. (2 sticks) margarine", "1/2 c. buttermilk", "1 tsp. vanilla"]
["Combine sugar, flour, cocoa, baking soda and salt in large mixing bowl.", "Mix well.", "Heat margarine and water in saucepan until boiling.", "Pour over dry ingredients and mix.", "Beat in buttermilk, eggs and vanilla.", "Pour thin batter in greased and floured 9 x 13-inch pan.", "Bake in 400\u00b0 oven for 20 minutes.", "Serve warm or cold."]
["sugar", "cocoa", "salt", "water", "eggs", "flour", "baking soda", "margarine", "buttermilk", "vanilla"]