The two that I have had the most success were both hobbies I enjoyed that had a regular group that happens weekly. One was an in person weekly DnD game at a local game shop. It was great to chat about TTRPGs DnD and other nerdy things with everyone since I loved it. (It was in Chicago and few of the older people played with Gygax which was awesome.)

The second was a weekly distance running group that I am still kind of a part of. We run for an hour for a similar route and then go out for pizza. It was great to chat with whoever was my own speed. when running and then with everyone for food afterwards. I do some endurance sports and it was fun to hear about all the crazy things the really good ones did.

Both were weekly, in person and were things I was interested about. These are the key