1 1/2 c. butter, softened
3 c. sugar
5 eggs
1/2 c. cocoa
1 (8 oz.) commercial sour cream
1 c. boiling water
2 tsp. vanilla
3 c. flour
1 tsp. baking soda
1/4 tsp. salt

Cream butter and sugar, well; add eggs, 1 at a time, beating well after each addition. Combine flour, cocoa, soda and salt; add to creamed mixture alternately with the sour cream, beginning and ending with the flour mixture. Add vanilla, then boiling water. Mix well. Bake in greased and floured 10 inch tube pan. Bake 1 hour and 20 minutes at 325 degrees. Cool in pan 10 to 15 minutes. This makes a large cake.