1/2 c. butter
1/2 c. white sugar
1/2 c. brown sugar
1 egg
1/3 c. peanut butter
1/2 tsp. baking soda
1/4 tsp. salt
1/2 tsp. vanilla
1 c. flour
1 c. quick rolled oats
1 (6 oz.) pkg. semi-sweet chips
1/2 c. powdered sugar
1/4 c. peanut butter
2-4 tbsp. milk

Cream butter and sugar. Blend in egg, 1/3 cup peanut butter, soda, salt, and vanilla. Stir in flour and oats. Spread in greased 13x9 pan. Bake at 350 degrees for 20-25 minutes.

Sprinkle with chocolate chips while hot. Let stand 5 minutes, then spread chocolate over the top of cake. Combine powdered sugar, 1/4 cup peanut butter, milk; mix well. Drizzle on chocolate mixture. Cool and cut as you like.