tini mac and cheese recipe

Ingredients: 1 1/2 cups elbow macaroni 1 tablespoon butter 1 tablespoon all-purpose flour 1 cup milk 1 1/2 cups shredded cheddar cheese 1/2 cup grated Parmesan cheese 1 large egg, beaten 1/2 teaspoon salt 1/4 teaspoon black pepper 1/4 teaspoon paprika (optional)