Texas Sheet Cake

Directions

1. 1
   In large bowl, put sugar, flour and salt.
2. 2
   In heavy small pan, bring margarine, water and cocoa to a boil.
3. 3
   Take cocoa mixture from heat as soon as it boils and add immediately to dry ingredients.
4. 4
   Add sour cream.
5. 5
   Add eggs and soda, mixing until well blended after each addition.
6. 6
   Batter will be thin.
7. 7
   Bake in a greased cookie sheet type pan with high sides or 10 x 15-inch jelly roll pan.
8. 8
   Bake at 375° for 25 to 30 minutes.