1 c. butter
2 oz. unsweetened chocolate
2/3 c. boiling water
1 1/2 c. brown sugar
1/2 c. white sugar
3 eggs
2 c. general purpose flour
1 tsp. baking soda
1/2 tsp. salt
2/3 c. sour cream
1 tsp. vanilla

Let butter stand until it is at room temperature. Place chocolate in boiling water, stir until melted, and stand until cool. Cream butter and sugar well together. Add eggs one by one, beating well after each addition. Sift flour, soda and salt. Fold melted chocolate and sour cream gently into creamed mixture, eggs and butter. While doing this, keep adding sifted ingredients slowly. Add vanilla. Mix in electric mixer set at slow sped for 3 minutes. Place mixture in 3 greased and floured cake pans. Bake at 350 degrees for 45 minutes. Test with toothpick until it comes out clean.

FUDGE FROSTING:

2 oz. unsweetened chocolate
1/2 c. cream
1 1/2 c. sugar
2 tbsp. butter
1 tsp. vanilla

Melt chocolate, cream and sugar over slow fire; boil until a few drops will form fairly firm ball in cold water. Add butter and vanilla. Let stand a few minutes, then beat until cool enough to spread. If too thick, use a little cream to thin it.