Ingredients

4 cups water2 teaspoons canola oil16 ounces uncooked elbow macaroni2-1/2 teaspoons ground mustard1 teaspoon onion powder1/2 teaspoon white pepper1/4 teaspoon ground nutmeg2-3/4 cups half-and-half1/2 cup unsalted butter, cubed and divided 1-1/4 pounds cheddar cheese, shredded (5 cups)3/4 pound Gruyere or Emmenthaler cheese, shredded (3 cups)1 cup crushed Ritz crackers (about 25 crackers)Chopped fresh chives

Preparation

Add macaroni, water and oil to inner pot of large multi-cooker; stir. Lock pressure lid. Press pressure function; select custom. Press timer; set to 3 minutes. Start.

Let pressure release naturally for 2 minutes; quick-release any remaining pressure. Whisk ground mustard, onion powder, white pepper and nutmeg into half-and-half. Pour over macaroni. Stir in 4 tablespoons butter and cheeses until thoroughly combined and melted. Melt remaining 4 tablespoons butter; stir in cracker crumbs. Sprinkle over macaroni.

Cover with air frying lid. Press air fry function; set to custom. Press timer; set to 7 minutes. Start. Cook until crumbs are golden brown. Just before serving, sprinkle with chives..