Instant Pot Mac and Cheese Recipe

Ingredients (10)

• 1 pound elbow macaroni
• 4 cups water
• 4 tablespoons (1/4 cup) unsalted butter
• 2 teaspoons ground mustard
• 1 1/2 teaspoons kosher salt, or to taste
• 1/4 teaspoon freshly ground black pepper
• 1 cup evaporated milk
• 2 cups shredded sharp cheddar cheese
• 2 cups shredded mild cheddar cheese
• 1/4 cup grated Parmesan cheese