Low-Fat Fettuccine Alfredo | America's Test Kitchen

Ingredients

• 1 tablespoon unsalted butter
• 2 teaspoons all-purpose flour
• 3/4 cup whole milk
• 1/4 cup half-and-half
• 1 garlic clove, peeled and lightly crushed
• Salt and pepper
• pinch nutmeg
• 1 cup grated Parmesan cheese
• 1 package fresh fettuccine (9-ounce)