Cream the butter, gradually add sugar and beat until light. Add eggs one at a time, beat thoroughly after each. Add flavoring, then sifted dry ingredients alternately with sour cream and brandy. Blend well. Put in greased and floured 3 quart bundt pan and bake in slow oven at 325ºF. about 1 hour and 15 minutes. Cool in pan on rack. Keeps very well, can be frozen which improves flavor.