Frost with cream cheese icing:
3 oz. cream cheese
1/2 cube (4 tbsp.) butter or margarine
2 C. (approximately) powdered sugar
1 tsp. vanilla
Martha Matloff submitted a very similar recipe. She uses 3 eggs, 3 tsp. soda (no baking powder), 1 C. buttermilk, and bakes it in a bundt pan at 375° for 6 minutes.