Chocolate sheet cake 

2 cups flour                                   2 eggs
2 cup sugar                                   1 tsp. soda
1/2 tsp. salt                                   1/2 cup buttermilk
2 sticks oleo                                  1 tsp. vanilla
1 cup water                                   1 to 2 tsp. cinnamon
3 to 4 tbsp. cocoa

Sift flour, sugar and salt.  In a saucepan, combine oleo, water and cocoa. 
Bring to a boil and pour over flour mixture.  In another bowl, mix eggs, soda, buttermilk and vanilla Add to flour mixture, blending well. Pour into a greased and floured 10 1/2 X 12 1/2 inch jelly roll pan, or 9 X 13 inch, or 11X 7inch pan.Bake at 350 degrees for 20-30 minutes depending upon size pan.