Heath Bar Coffee Cake

1 Cup sugar

1 Cup brown sugar

2 Cups flour

1 Stick butter

1 T vanilla

1 Cup buttermilk

1 T baking soda

1 egg

3 heath bars

1/2 Cup nuts

Mix first 5 ingredients (and set aside 1 cup of mixture) Dissolve buttermilk with soda. Beat in egg Combine mix, buttermilk and egg Add mixture to greased 9 x13 pan. or 2 8" floured cake pans. Chop 3 heath bars (could use more) add nuts add to set mixture and sprinkle ove r top of mixture and bake 350 for 30-40 minutes.