1 lb elbow macaroni
1 lb ground beef
6 slices bacon, cooked and crumbled
1 small onion, finely chopped
2 cloves garlic, minced
1 cup milk
2 cups shredded cheddar cheese
1 cup shredded mozzarella cheese
1/2 cup grated Parmesan cheese
1/4 cup all-purpose flour
4 tbsp butter
1/2 tsp salt
1/4 tsp black pepper
1/2 tsp paprika
1/2 cup bread crumbs