Chocolate Sheet Cake

Directions

1. 1
   Sift flour, sugar and salt together in a large mixing bowl (set aside).
2. 2
   In saucepan put 1 stick margarine, 1/2 cup shortening, 3 tablespoons cocoa and 1 cup water.
3. 3
   Bring to a rapid boil and pour at once over flour and sugar, mix, stir well.
4. 4
   Add 2 eggs to mixture and mix well.
5. 5
   Add 1 teaspoon soda to 1/2 cup buttermilk or sour milk, 1 tsp vanilla and add to mixture.
6. 6
   Mix well.
7. 7
   Pour into a 16 X 11 or 12 X 18 inch pan and bake 20 minutes at 400°.