Responses
omg YES. I would love that. Here's a Shoujo Ai kinda related to lesbian moms / lesbian parenting for now. It's more autobiographical though:
http://www.mangago.zone/read-manga/lesbian_teki_kekkon_seikatsu/
There's manga about gay dads, but no manga about gay moms!? I don't read a lot of yuri, but something like this should be included in the yuri genre.