Margaret's Bars

Ingredients

• 1 12 cups flour
• 1 12 cups brown sugar, firmly packed
• 12 cup granulated sugar
• 1 teaspoon baking powder
• 12 teaspoon baking soda
• 1 teaspoon salt
• 2 12 cups uncooked oatmeal
• 1 cup flaked coconut
• 1 cup chopped walnuts
• 1 (6 ounce) package semi-sweet chocolate chips
• 1 (6 ounce) package butterscotch chips
• 1 cup butter or 1 cup margarine, softened
• 3 eggs, beaten
• 1 teaspoon vanilla extract