4 c. oatmeal
2/3 c. melted butter
1/2 c. light corn syrup
3 tsp. vanilla
1/2 c. brown sugar
1 c. chocolate chips
2/3 c. peanut butter

Mix first 5 ingredients together and pat in 9x13-inch pan. Bake at 350 degrees for 12 minutes. Cool. Melt chips and peanut butter together. Spread on top.