Ingredients

1 cup butter or margarine

2 cup light brown sugar, firmly packed

2 eggs

2 teaspoons vanilla

2 1/2 cup sifted flour

1 teaspoon baking soda

1 teaspoon salt

3 cup quick-cooking rolled oats

1 package semi-sweet chocolate pieces

1 cup sweetened condensed milk (not evaporated)

Preparation

cook