Strawberry Squares
["1 c. flour", "1/4 c. brown sugar", "2 egg whites", "1 c. sugar", "1/2 c. nuts", "1/2 c. butter", "10 oz. frozen strawberries", "1 large carton Cool Whip"]
["Mix flour, nuts, brown sugar and butter.", "Spread in a 9 x 13-inch pan, reserving 1/2 cup for topping.", "Bake crust 10 minutes at 350\u00b0.", "Cool."]
["flour", "brown sugar", "egg whites", "sugar", "nuts", "butter", "frozen strawberries"]