Smoky Bacon Mac and Cheese

Name: Smoky Bacon Mac and Cheese
Ingredients: 1 pound elbow macaroni; 5 slices bacon, cut crosswise into small strips; 5 scallions, white and green parts chopped and separated; 4 tablespoons tablespoons butter; 4 tablespoons all-purpose flour; 4 cups cups milk; 1/2 teaspoon salt; 1/2 teaspoon fresh ground black pepper; 2 teaspoons smoked paprika; 8 ounces sharp white cheddar cheese, grated; 8 ounces smoked gouda cheese, grated