Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
  1                cup  macaroni
  1 1/2           cups  milk
  1 1/2           cups  fresh bread crumbs
     1/4           cup  butter -- melted
  1         tablespoon  grated onion
     1/2           cup  sliced mushrooms
  1           teaspoon  worcestershire sauce
     1/4      teaspoon  prepared mustard
  1                cup  grated swiss cheese
  3                     eggs -- separated
                        salt and pepper -- to taste

Preparation:

Preheat oven to 350 degrees. Cook macaroni in boiling, salted water until just tender, following package directions; drain. Combine milk, bread crumbs, butter, onion, mushrooms, worcestershire sauce, mustard, cheese, and slightly beaten egg yolks. Mix in macaroni. Season with salt and pepper Beat egg whites until stiff; fold into macaroni mixture. Pour into greased casserole, cover, and bake for 30 minutes. Remove cover and return to oven until top browns. Serve hot.

Nutritional Information:

236 Calories (kcal); 13g Total Fat; (48% calories from fat); 8g Protein; 22g Carbohydrate; 123mg Cholesterol; 208mg Sodium