@Tibwels, you can join the meetup group (no cost, free membership) and then receive automatic notification of new events - there are three open events presently. The events are located in 8706 Meilen, ZH and quick and easy to reach by public transport (23 mins from ZH HB to our place).

@Richdog, thanks for the suggestion. Actually, the majority of my guests are not vegetarian, but still thoroughly enjoyed the SupperClub menus. Several also said it was the best Indian food they have eaten in Zurich. For this reason, I did not want to self censor by highlighting the vegetarian aspect specially. Maybe you want to try