Place the macaroni and water in a large mug. Place in the microwave for 6 minutes. Stir every 1 minute 30 seconds. Watch it while it cooks as it may boil over.
After 6 minutes there will be a little bit of water left in the mug, leave it there.
Mix in the cheese. Microwave for 30 seconds.
Remove from microwave and stir in the milk, salt, and pepper.
Serve hot.