Strawberry Fantasy - cooking recipe

Ingredients

1/2 c. margarine
1/4 c. brown sugar
1/4 c. chopped nuts
1 c. flour
1 (16 oz.) pkg. frozen strawberries
2 egg whites
1 c. sugar
1 Tbsp. lemon juice
1 tsp. vanilla
1 (12 oz.) carton Cool Whip

Preparation

Brown margarine, brown sugar, nuts and flour in baking dish for 15 minutes at 350\u00b0.
Stir 3 or 4 times.
Put half of crumbs aside for topping and press remaining crumbs in dish for crust.