4-Layer Dessert
["2 c. flour", "2 sticks softened butter", "1 c. chopped nuts", "1 tsp. salt"]
["Grease 9 x 13 pan. Press ingredients in pan. Bake until golden brown (about 20 minutes at 350\u00b0). Set out and let cool completely."]
["flour", "butter", "nuts", "salt"]