Lemon Squares
["2 c. flour", "1 c. butter", "1/2 c. powdered sugar", "4 eggs", "6 Tbsp. lemon juice", "2 c. sugar", "1 tsp. baking powder"]
["Combine flour, butter and powdered sugar.", "Bake 20 minutes at 350\u00b0."]
["flour", "butter", "powdered sugar", "eggs", "lemon juice", "sugar", "baking powder"]