1 c. brown sugar, packed
1/2 c. granulated sugar
1 c. butter, room temperature
4 c. oatmeal
3/4 c. peanut butter
1 (6 oz.) pkg. chocolate chips

Mix brown sugar, granulated sugar, butter and oatmeal together. Press in buttered 9 x 13 inch pan. Bake at 350 degrees for 12-15 minutes. Cool completely. Spread 3/4 cup peanut butter on cooled bars. Melt chocolate chips and spread on top of bars. Let chocolate harden before cutting.