Instant Mashed Potato Gnocchi with Fontina Cheese Sauce | America's Test Kitchen

Ingredients

• 2 cups (4 ounces/113 grams) plain instant mashed potato flakes
• 1 cup (5 ounces/142 grams) all-purpose flour
• 2 teaspoons table salt, plus salt for cooking gnocchi
• 1½ cups water
• 1 large egg
• 2 tablespoons unsalted butter
• 1 garlic clove, minced
• 2 tablespoons all-purpose flour
• 1¼ cups whole milk
• 4 ounces (113 grams) fontina cheese, shredded (1 cup)
• ½ teaspoon table salt
• ¼ teaspoon pepper
• Grated Parmesan cheese