""I cut my squares for HST's large too and always trim after sewing the HST units. It's much more accurate for me that way! And it's much easier to match points!
You don't need one of these, but it makes trimming so much easier. It is well worth the price!
https://www.fatquartershop.com/bloc-...quare-up-ruler""
kristijoy, I have that ruler and for flying geese, And yes for me well worth the price.
Loving the fabrics shown. Haven't picked mine out yet, just need to get in there and go thru my stash.