Texas Bar Cake

Directions

1. 1
   Bring the margarine, water and cocoa to a boil and cool.
2. 2
   Add dry ingredients:
3. 3
   flour, soda, salt and sugar.
4. 4
   Add the sour cream, eggs and vanilla.
5. 5
   Beat well.
6. 6
   Pour into well-greased cookie sheet (15 1/2 x 10 1/2-inch).
7. 7
   Bake at 350° for 20 to 25 minutes or well done.
8. 8
   Be sure cookie sheet is right size, no smaller.
9. 9
   Ice cake while hot.