Found this one random recipe on the pre-AI slopped Internet. But the proportion of water to fruit seemed off to me, so I backed off on how much (they say 2 parts water to 1 part fruit... I did about 1:1)
https://www.winemakingtalk.com/threads/strawberry-guava-wine-and-feijoa-wine.4028/
I was given a lot of strawberry guavas and feijoas back in may and didn't have any room in the freezer or a primary free. So I followed the recipe below up til the fruit was cooked and strained and then got my preserving jars out and sealed it all, the same as for fruit juice with no added...
Looks like it's going to be Lavlin D-47, which is the only wine yeast I have here right now. Apparently Midwest brewer suggest Montrachet.
Lavlin D-47 is used for champagne....
https://www.midwestsupplies.com/blogs/bottled-knowledge/what-yeasts-make-fruit-wine