Place the pasta, water, butter, salt and pepper into the pot and stir to combine.
Place the Instant Pot lid on and make sure the valve is in the closed position.
Press the manual button and set the timer for 4 minutes to cook.
Immediately when the timer goes off switch the pressure cooker steam valve to the open postion to release the steam quickly.
Once the steam has been completely released carefully open the lid and lift it away from your face.
Add the warm milk and the shredded Gouda cheese to the Instant Pot. Stir until the cheese has melted and all of the macaroni and cheese ingredients are combined.
Serve immediately.
Makes 8 servings.
Recipe Expert Tips
What type of macaroni noodles to use? You can use different shaped pasta noodle to make this recipe. Other noodle ideas would be large elbow, penne, and bow tie pasta.
Avoid mushy macaroni: Do not over cook the macaroni. Immediately quick release the steam and open the appliance because while the lid is on the pasta noodles will continue to cook.
Reheating cold macaroni and cheese: Add a small amount of milk to the cold mac and cheese before warming it in the microwave to thin the thickened cheese sauce.