Makaroni au Graten

4 cups ziti (12-ounces)
1 1/2 teaspoons salt
1 tablespoon vegetable oil
1/2 large onion, minced
2 eggs, beaten
3/4 cups evaporated milk
1 cup mayonnaise
2 tablespoons vegetable oil
2 tablespoons ketchup
1 cup plus 1 tablespoon grated cheese

Preheat oven at 350 F.

Boil ziti in 8 cups water with 1 teaspoon salt for 10 to 12 minutes or until
soft.  Rinse pasta in cold water to stop cooking process.

Add eggs, onions, milk, mayonnaise, oil, ketchup, and 1/2 teaspoon salt.  Mix in
1 cup grated cheese.
Put in an 8x8-inch heat proof glass baking pan and sprinkle with 1 tablespoon of
grated cheese on
top.  Bake for 1 hour or until top is golden brown.  Allow to cool 15 to 20
minutes before serving.

Cooking time:  40 min.
Serves: 4