French Silk Pie
["3 egg whites", "1 c. sugar", "12 saltine crackers, crushed", "1/2 c. pecans, chopped", "1 tsp. vanilla extract", "1/2 c. (1 stick) margarine", "3/4 c. sugar", "2 sq. unsweetened chocolate, melted", "2 eggs, slightly beaten", "2 c. whipped topping", "1/2 c. pecans, chopped"]
["Beat the egg whites in a mixing bowl until soft peaks form. Add 1 cup sugar gradually until very stiff peaks form. Fold in cracker crumbs, 1/2 cup pecans and vanilla. Spread in a greased pie plate. Bake at 325\u00b0 for 30 minutes. Cool completely."]
["egg whites", "sugar", "crackers", "pecans", "vanilla extract", "margarine", "sugar", "unsweetened chocolate", "eggs", "topping", "pecans"]