1 c. butter, softened
1 1/3 c. Quaker oats, uncooked
1/2 c. flour
1 c. firmly packed brown sugar
1/2 c. chopped walnuts
2 eggs
1 tsp. vanilla
1 (12 oz.) pkg. Nestle's semi-sweet morsels, divided

Combine all ingredients except chocolate morsels. Beat 3 minutes at medium speed of electric mixer until creamy. Stir in 1 cup chocolate morsels. Spread batter into 8 inch microwavable dish; cover with waxed paper. Microwave at High 4 minutes; rotate dish 1/4 turn. Microwave at High an additional 4 to 5 minutes or until top appears dry. Sprinkle remaining chocolate morsels over top of warm cake. Let stand 10 minutes. Spread over cake. Cool. Cut into squares. Makes 12 squares.