Baked Macaroni and Cheese

Baked Macaroni and Cheese
1 (14.5 ounce) box of elbow macaroni
4 tbsp butter
3 tbsp flour
1/4 tsp dry mustard
1 dash of worcestershire sauce
2 cups milk or evaporated milk ( one can isn't quite enough add milk to make the 2 cups
4 cups grated Cabot Sharp Cheddar about 16 ounces
1/2 cup buttered bread crumbs
Cook macaroni , drain and set aside. Using the same pot melt butter and then add the flour and make a smooth paste. Over medium heat cook for a few minutes then slowly add the milk and cheese and the remaining ingredients except the bread crumbs. Put in a buttered casserole and sprinkle with the bread crumbs. Bake for 20-30 mins or until golden brown.