1 c. sifted all purpose flour
1/4 c. brown sugar
1/2 c. chopped walnuts
1/2 c. butter, melted
2 egg whites
1 c. granulated sugar
2 c. sliced fresh strawberries (or use 1 - 10 oz. pkg. frozen berries, partially thawed; reduce granulated sugar to 2/3 c.)
2 tbsp. lemon juice
1 c. whipping cream, whipped

Stir together first 4 ingredients; spread evenly in shallow baking pan. Bake in 350 degree oven for 20 minutes, stirring occasionally. Sprinkle 2/3 of the crumbs in 13"x9" baking pan. Combine egg whites, sugar, berries and lemon juice in large bowl; with electric beater, beat at high speed to stiff peaks, about 10 minutes. Fold in whipped cream. Spoon over crumbs; top with remaining crumbs. Freeze 6 hours or overnight. Cut in 10 or 12 squares. Trim with whole strawberries.