Combine 1 cup brown sugar, oatmeal, flour and margarine. Mix well and pour into baking dish: Mix other cup of brown sugar, cinnamon and peaches. Pour this mixture evenly over oatmeal mixture. Bake at 350F for approximately 45 minutes. Cool after removal from oven.
Complement dish by garnishing with slice fresh peaches and a touch of Cool Whip, topped with cherries.
Cajun Country -- New Iberia, Louisiana