Combine flour, sugar, cinnamon and baking powder. Mix together well. Add milk. Melt margarine in 9x12 inch pan. Pour cake like batter into pan, do not mix. Open peaches. Pour whole can, juice and all, over batter. Do not mix. Preheat oven to 400F. Put in Cobbler and bake for 30 to 45 minutes or until browned.
Cajun Country -- New Iberia, Louisiana