How To make Heath Bar Cake (Plain Jane)

2 c Flour
1 c Brown sugar
1/2 c Sugar
1/2 c Butter
1 1/4 c Nuts, chopped
1 c Chocolate chips
9 Heath Bars
1 ts Baking soda
1 c Buttermilk
1 Egg
1 ts Vanilla
Calories per serving: Number of Servings: 9 Fat grams per serving: Approx. Cook Time: 0:35 Cholesterol per serving: Marks: *DIRECTIONS* Preheat oven to 350. Mix flour and sugars in a large bowl. Cut in butter until as fine as cornmeal. Set aside 1/2 of mixture for topping. Coarsely chop 7 Heath Bars. Add them to remaining flour mixture, along with 1 cup chopped nuts, and chocolate chips. Add baking soda to buttermilk and stir into mixture. Add egg and vanilla, stirring well. Pour mixture into a prepared, greased and floured 9" x 13" pan. Coarsely chop remaining 2 Heath Bars. Add to reserved crumb mixture along with remaining chopped nuts. Sprinkle over batter. Bake at 350 degrees for 35 minutes. Cool before serving