1 c. flour
1/2 c. butter
1/4 c. packed brown sugar
1/2 c. chopped nuts
2 egg whites
2 tsp. lemon juice
1 c. sugar
1 (10 oz.) pkg. frozen strawberries

Mix flour, butter and brown sugar until crumbly. Mix in chopped nuts. Press into 8 x 8 inch pan. Bake in 350 degree oven 20 to 25 minutes. Cool. Break into crumbs, divide in half and set aside. In bowl combine egg whites, lemon juice, sugar and strawberries with electric mixer beat at medium speed 15 to 20 minutes. Fold in whipped topping or whipped cream. Spread half of crumbs in 8 x 8 inch or 9 inch springform pan. Cover with strawberry mixture and top with remaining crumbs. Freeze several hours until firm.