Frosty Strawberry Squares
["1 c. flour", "1/4 c. brown sugar", "1/2 c. chopped nuts", "1/2 c. butter, melted", "2 egg whites", "1 c. sugar", "1 (10 oz.) pkg. frozen strawberries, partly thawed", "2 Tbsp. lemon juice", "8 oz. Cool Whip"]
["Stir together first 4 ingredients; spread evenly in shallow baking pan.", "Bake 20 minutes in 350\u00b0 oven, stirring occasionally. Sprinkle 2/3 of the crumbs in 9 x 13 pan.", "Combine egg whites, sugar, berries and lemon juice in large bowl.", "With electric beater, beat at high speed to stiff peaks.", "Fold in Cool Whip. Spoon over crumbs; top with remaining crumbs.", "Freeze 6 hours or overnite.", "Cut in squares; trim with fresh whole strawberries."]
["flour", "brown sugar", "nuts", "butter", "egg whites", "sugar", "frozen strawberries", "lemon juice"]