1 (1 1/4 c.) can condensed cream of mushroom soup
1/3 c. milk
1 c. cubed, cooked chicken
2 c. cooked green beans, drained
4 eggs, separated
1/4 c. shredded American cheese

Combine soup and milk in a 1 1/2 quart casserole; add chicken and beans. Bake in a moderate oven (375 degrees) for 10 minutes. Meanwhile, beat egg yolks well; add cheese. Beat egg whites until stiff and fold into egg cheese mixture. Pile fluffy egg topping on hot chicken. Continue baking for 30 minutes. 6 servings.