Salt
1 pound elbow macaroni
3 tablespoons butter
3 tablespoons all-purpose flour
2 cups milk
1 cup fresh bread crumbs
1/4 cup grated Parmesan, plus 8 ounces
1 tablespoon chopped fresh parsley leaves
1 tablespoon canola oil
1 teaspoon paprika
1 (8-ounce) block Cheddar, grated
1/2 cup cottage cheese
Freshly cracked black pepper
Cooking spray