Step 1

Mix the macaroni, water, mustard, and salt in your Instant Pot.

Step 2

Close and lock the lid of the Instant Pot. Press “Manual” and adjust the timer to 4 minutes (or half the time on the macaroni cooking directions). Check that the cooking pressure is on “high” and that the release valve is set to “Sealing”.

Step 3

When time is up, open the Instant Pot using “Quick Pressure Release”.

Step 4

Stir the pasta to break it up. Add the evaporated milk, cheese, butter and nutmeg; stir until completely incorporated the and cheese has melted and coated the pasta.

Step 5

Season to taste with salt and pepper, then serve immediately.