Normandy Chocolate Mousse
["12 ladyfingers, split", "3/4 c. (1 1/2 sticks) margarine", "1 3/4 c. sifted confectioners sugar", "6 egg yolks", "1/4 c. milk", "1 1/2 tsp. vanilla", "1 tsp. rum extract", "4 oz. (4 sq.) chocolate, melted", "6 egg whites", "1 1/2 c. pecans, coarsely chopped", "whipped cream"]
["Line a 9 x 5 x 3-inch pan with waxed paper.", "Arrange ladyfingers around sides and bottom of pan.", "Cream margarine; gradually add sugar, creaming until light and fluffy.", "Add egg yolks, one at a time, beating until smooth after each addition. Blend in milk, vanilla and rum extract.", "Blend in melted chocolate until well blended.", "Beat egg whites until stiff, but not dry; fold in chocolate mixture.", "Fold in pecans.", "Pour into prepared pans.", "Refrigerate overnight."]
["ladyfingers", "margarine", "confectioners sugar", "egg yolks", "milk", "vanilla", "rum", "chocolate", "egg whites", "pecans", "whipped cream"]