1/2 cup oleo or margarine
3/4 cups brown sugar, packed
1/2 tsp. vanilla
Mix above ingredients well in small pan. Heat to just boiling point and remove from heat.
ADD:
2 cups powdered sugar and mix well; spread onto cookie sheet.
MELT:
Melt 12 oz. chocolate chips and 2 Tbsp. oleo (melt slowly).
Spread quickly with knife over above mixture in cookie sheet.
Let set and cut. Refrigerate