Put it in a saucepan, pour boiling water, add salt, sugar, lemon juice and a piece of butter.
Bring to a boil, reduce the heat and cook for 4-5 minutes. Cool slightly and cut into slices.
Never pour out the water in which the asparagus was cooked. This is considered very valuable. Add, for example, when cooking in soup.
I always freeze it and take it out when I need it.