Step 1

Place macaroni, butter, nutmeg, salt, stock and water in Instant Pot insert. Close the lid and set the valve to "sealing" position.

Step 2

Press the "manual" or "pressure cook" button and set timer to 5 minutes. Make sure your Instant Pot is set to high pressure. The pressure cooker will take about 7 minutes to come to pressure and start cooking.

Step 3

When the IP beeps, press "cancel/off" button and wait one minute. Then switch the valve to quickly release the pressure. Open lid carefully, away from your face.

Step 4

Stir macaroni.

Step 5

Add milk to macaroni and stir well.

Step 6

Add cheese, half of a cup at a time, until you reach desired consistency. See notes.

Step 7

You can serve mac immediately or bake in a dish with breadcrumb topping, if desired.