Daria's Macaroni & Cheese

1/2 pound elbow macaroni
2 Tbs butter
2 Tbs flour
2 & 1/2 cups milk
1 & 1/4 cups Colby cheese
1 cup Cheddar cheese
bread crumbs & butter

Preheat oven to 350°. Grease 1 & 1/2 qt. casserole dish. Cook 1/2 lb of macaroni until tender.

Melt butter, whisk in flour and stir for 3 minutes. Gradually whisk in milk, stir for 15 minutes, until thick. Remove mixture from heat and stir in 2/3 of the cheese. Stir cooked macaroni into milk mixture and pour into the casserole dish. Top with remaining cheese. Mix bread crumbs and melted butter, sprinkle over macaroni. Bake for 30 minutes.