2 c. flour
2 c. sugar
2 sticks butter
4 tbsp. cocoa
1 c. water
1/2 c. buttermilk
1 tsp. baking soda
1 tsp. vanilla
1 tsp. cinnamon
2 well beaten eggs

Buttermilk - 1 teaspoon white vinegar and enough milk to make 1/2 cup.

TOPPING:

1 stick butter
4 tbsp. cocoa
6 tbsp. milk
1 box confectioners' sugar
1 c. chopped nuts

Sift flour and sugar together in large bowl. Put next 4 ingredients in a pan and bring to a rapid boil. Remove and add to flour and sugar mixture. Add next 5 ingredients and mix well. Pour into 11 x 16 inch greased jelly roll pan that is at least 1/2 inches deep. Bake at 400 degrees for 20 minutes.

Five minutes before the cake is done, begin to make topping. Place butter, cocoa and milk in a saucepan and bring to a boil. Remove and mix in confectioners' sugar and nuts. Pour over cake immediately after removing it from the oven.