Task: make espresso
Assumptions:
Steps:
Clean the portafilter.
Dose correctly.
Distribute the grounds in the portafilter.
Remove any air pockets from the coffee puck by tamping.
Rinse the group head to get rid of any leftover coffee.
Insert the portafilter to the group head
Start brewing immediately.
Discard the punk.
Remove any stale coffee from the basket.
Clean the group head.