“We decided we should do this on a regular basis so that more people can get together and talk at a time when we aren't busy with "event" type of activities. Generally, we'll try to make these get-togethers in the middle of the month.”
Panera is a nice relaxing place, reasonably-priced and they let you sit around without bothering you.
Want to do occasional fun things with neighbors in your own age group. Red hats are women who want to have some fun in later life ("wear red hats") and boomers are those of a certain age who share a common background. Hey, we helped change the world, we should not be fuddy-duddies now. Not talking about crazy ideas (unless that is what your "red hat" is), just companionship and fun. A night at the theatre, a moving potluck, a day trip?