Congo Squares
["3/4 c. butter or shortening", "2 1/4 c. packed brown sugar", "2 1/2 c. sifted flour", "2 1/2 tsp. baking powder", "1/2 tsp. salt", "3 eggs", "1 c. chocolate chips"]
["Preheat oven to 350\u00b0.", "Melt butter or shortening in saucepan. Stir in brown sugar. Remove from heat and cool for 10 minutes."]
["butter", "brown sugar", "flour", "baking powder", "salt", "eggs", "chocolate chips"]