1 c margarine
    1/2 c sugar
    2-1/3 c flour
    1/4 t salt

    Cream margarine; add sugar gradually and cream together until
    light and fluffy. Work in flour and salt, using fingertips.
    Press evenly into greased 9"x9"x2" pan and prick with fork.
    Bake in 300 degree oven about 50 minutes. Cool slightly; then
    cut into oblong bars. Makes about 40 bars, 1-3/4"x1". Stores
    well in tin cans. Source: Mary Glass