2/3 c. butter
1 c. brown sugar
1/2 c. light corn syrup
4 c. quick oats
3 tsp. vanilla
1 (6 oz.) pkg. chocolate chips
2/3 c. peanut butter

Cream butter, blend in sugar, syrup, vanilla. Stir in oats. Spread into greased 13"x9" pan. Bake 15 minutes at 350 degrees. (Don't bake any longer even though may not look cooked.) Let cool. Melt chocolate chips and peanut butter over low heat and spread over oat mixture. Refrigerate. Cut into bars.