Macaroni & Cheese Sauce Base:
4 tablespoons butter or margarine
4 tablespoons flour
1 cup milk
2 cups chicken broth
1 pinch dry mustard
1 splash hot pepper sauce
Splash Worcestershire sauce
Salt and pepper

Topping:
1 cup fresh bread crumbs (either buy them or remove the crust off of some old bread and shop fine in a food processor)
1/4 pound finely grated Parmesan
1 tablespoon seasoning salt

Molten Cheese Sauce:
8 (1-inch) cubes pasteurized prepared cheese product (velveeta works well)
1/4 pound sharp yellow cheddar

Mix For Macaroni & Cheese:
1 pound elbow macaroni
3/4 pound sharp yellow cheddar
1/2 pound Gruyere
1/2 pound extra sharp white cheddar
4 roma tomatoes, diced fine
24 (1-inch) cubes pasteurized prepared cheese product

For The Macaroni & Cheese Sauce Base:
Melt butter in a 4-quart saucepot over medium high heat.
Add flour and mix until flour is incorporated into butter.
Cook, stirring frequently for 2 minutes.
Add milk and chicken broth and continue to cook until sauce is thick and bubbly.

Remove from heat and season with mustard, hot pepper sauce, Worcestershire, salt and pepper.
Allow to cool before using.

For The Topping:
Mix all ingredients in a bowl and set aside.

For The Molten Cheese Sauce:
Take about 1/2 cup of the sauce base and warm over a medium burner in a small saucepan.
When warm, add cheese and cook until melted. Season as necessary.

To Make The Macaroni & Cheese:
Cook macaroni in salted water, drain and rinse with cold water.
Place the yellow cheddar, Gruyere, white cheddar, tomatoes, and pasteurized prepared cheese product in a large mixing bowl.
Add 3/4 of the macaroni and cheese sauce base or about 2 1/2 cups, and mix thoroughly.

Place the mix evenly into 4 small casserole dishes or 1 large serving plate.
Sprinkle with topping and bake in a preheated 400-degree oven until hot and bubbly.
Make sure to serve lots of molten cheese sauce.