A real evening
Put out water, name the start time, and decide what you are willing to provide. Everything else can stay simple.
A little structure
A host does not need to rescue every awkward moment. Introduce new players, point toward the snacks, and let conversation find its own shape.
Make room for ordinary life
When you are tired, ask someone else to host or meet at a club. The rhythm belongs to the group, not one heroic person.
Keep the promise modest.
This is social guidance, not medical or mental-health advice.