Congo Squares
["2 1/2 c. flour", "1/2 tsp. salt", "1 1/2 tsp. baking powder", "3/4 c. margarine", "1 lb. brown sugar", "3 eggs", "1 (12 oz.) pkg. chocolate chips"]
["Sift dry ingredients.", "Melt margarine and add to sugar.", "Mix well and allow to cool.", "Add eggs, one at a time; beat well, then add dry ingredients and mix well.", "Stir in chocolate chips.", "Bake in large greased cooking pan at 350\u00b0 for 25 to 30 minutes."]
["flour", "salt", "baking powder", "margarine", "brown sugar", "eggs", "chocolate chips"]