Tuna, Cheese, and Macaroni

4 cups of cooked macaroni
3 tablespoons of butter
1 teaspoon of minced onion
3 tablespoons of flour
3 cups of milk
dash of Worcestershire sauce
14 ounces of water packed tuna
1 cup of grated American cheese
4 pieces of bacon
salt and pepper
Preheat your oven to 400 degrees.
First, in a small saucepan on medium low heat, melt the butter and add the onion. Then whisk in the flour and gradually add the milk, whisking. Cook until thick and smooth, occasionally stirring. Then, add the Worcestershire sauce, salt and pepper.
Now, grease a baking dish and put in half the macaroni, half the cheese, and half the tuna fish. Then pour half the sauce over it. Repeat with the rest of the ingredients. Top the baking dish with the bacon and put in the oven. Bake for 30 minutes at 400 degrees.
Serves 6.