Starbucks Heath Bars

A very easy recipe to throw together. Freezes well
SERVES 12 -16

Ingredients
3/4 cup butter
3/4 cup margarine
1 1/4 cups white sugar
1 1/4 cups brown sugar
1 1/2 teaspoons baking soda
1 1/2 teaspoons salt
1 tablespoon vanilla
3 eggs
4 cups all-purpose flour
12 ounces nestle's semisweet chocolate chunks
12 ounces nestle's white chocolate chips
8 Heath candy bars, coarsely chopped

Directions
1 In large bowl combine butter,margarine,white sugar,brown sugar, baking soda,salt, vanilla and eggs.
2 Then add flour, chocolate chunks, white chocolate chips and heath bars.
3 Mix well and spread batter in greased jelly roll pan (15X19). Bake at 350 for 20-25 minutes.