Chocolate Sheet Cake - cooking recipe

Ingredients

2 c. sugar
2 c. all purpose flour
4 Tbsp. cocoa
2 sticks margarine
1 c. water
1/2 c. buttermilk (or 1 Tbsp. vinegar or lemon juice to 1 c. milk)
2 well beaten eggs
1 tsp. vanilla
1/2 tsp. cinnamon

Preparation

Sift in large bowl sugar and flour.
In sauce pan mix cocoa, margarine and water, bring to a rapid boil and pour into flour mixture.
Stir until well blended.
Add buttermilk, eggs, vanilla, cinnamon and mix well.
Pour in a long greased and floured sheet pan.
Bake at 400 degrees for 20 minutes.
Five minutes before the cake is to come out of oven, start preparation for icing.