@liaizon looks like hawthorn berry

@liaizon try installing iNaturalist if you own a smartphone! Great app!

@liaizon are there thorns on the branch? do you know if it has white flowers in the spring?

it looks like a hawthorn to me, but those two data points would help cinch it

@liaizon looks like some variety of haw, cratageus species..

@liaizon maybe this one https://plantselect.org/plant/crataegus-ambigua/

@liaizon red currant?

Hawthorn! Ironically we figured it out before I looked here at the replies. Was really delicious I ate like 5 of them!