Chocolate Sheet Cake
["2 c. sugar", "2 c. flour", "2 sticks margarine", "4 Tbsp. cocoa", "1 c. water", "1/2 c. buttermilk", "1 tsp. soda", "1 tsp. cinnamon", "1 tsp. vanilla icing", "1 stick butter", "4 Tbsp. cocoa", "1 box powdered sugar", "1 tsp. vanilla", "1 c. chopped pecans"]
["Sift together flour and sugar.", "Combine butter, cocoa and water and bring to a rapid boil.", "Pour over sugar and flour.", "Mix well.", "Add other ingredients and pour into greased 11 x 16-inch pan.", "Bake at 400\u00b0 for 20 minutes."]
["sugar", "flour", "margarine", "cocoa", "water", "buttermilk", "soda", "cinnamon", "vanilla icing", "butter", "cocoa", "powdered sugar", "vanilla", "pecans"]