1 cup butter
1 cup brown sugar; firmly packed
1 large egg yolk
1 teaspoon vanilla
2 cup flour
12 oz heath bits; divided
1/2 cup pecans; finely chopped
Preheat oven to 350~F. In large bowl, with electric mixer, cream butter well; blend in brown sugar, egg yolk and vanilla.
By hand mix in flour, 1 1/2 bags Heath Bits and nuts.
Press into ungreased 15 1/2 x 10 1/2in. jelly roll pan. Bake 18 to 20 minutes, or until browned.
Remove from oven and immediately sprinkle remaining 1/2 bag Heath Bits over top.
Cool slightly; cut into bars while warm.