1 1/2 c. Bisquick baking mix
1 1/2 c. quick cooking oats
1 c. packed brown sugar
1/2 c. butter, softened
1 egg
1/3 c. semi-sweet chocolate chips, raisins or chopped nuts

Heat oven to 350 degrees. Mix all ingredients except chocolate chips with fork until moistened (mixture will be crumbly). Stir in chocolate chips. Press mixture evenly in ungreased rectangular pan; 13"x9"x2". Bake until center is set, 15 to 17 minutes. Cut into bars, about 3" x 1 1/2", while warm. 27 bars.