Task: make mac and cheese
Assumptions:
Make one-bowl microwave mac and cheese.
Steps:
Add the pasta, water, and salt in a microwave-safe bowl. 
Stir to mix.
Microwave the pasta on high power for 2 minutes.
Keep microwaving for 2 minutes intervals at a time until the pasta is cooked.
stir in between intervals until the pasta is cooked through and tender.
Add the milk and cheese into the pasta.
Microwave on high power for 30 seconds until the cheese is melted and forms a creamy sauce.