SOUR-MILK CHOCOLATE CAKE

1/2 c. butter
1-1/4 c. sugar 

1 egg 

2 sq. chocolate 

2-1/4 c. flour 

3/4 tsp. soda 

1 c. sour milk 

1 tsp. vanilla

method;
Cream the butter, add the sugar, and cream well together. Beat the egg and add to the butter and sugar. Melt the chocolate. Sift the flour and soda together, and add to the mixture alternately with the sour milk. Beat well together and add the vanilla and melted chocolate. Pour into a loaf-cake pan and bake.