Lemon Squares
["1 c. butter", "pinch of salt", "1/2 c. powdered sugar", "2 c. flour", "4 eggs", "6 Tbsp. flour", "6 Tbsp. lemon juice", "2 c. sugar", "6 Tbsp. lemon juice"]
["Mix with a spoon. Spread mixture on top of the baked pastry, then sprinkle with grated rind of 1 lemon. Bake at 350\u00b0 for 25 to 30 minutes, then sprinkle with powdered sugar."]
["butter", "salt", "powdered sugar", "flour", "eggs", "flour", "lemon juice", "sugar", "lemon juice"]