Originally Posted by VickiM

This may help...got this tip from someone in my quilt guild group. I used it while doing a raffle medallion quilt that had a few hundred 2 1/2" HST. Saved me lots of time! Instead of the usual 7/8" added round it off (2 7/8" += 3") for your squares. Make HST as usual with the 2 fabrics. Cut on your diagonal, now you have 2 HST. DON'T IRON THEM OPEN YET! I use quilt in a day ruler for squaring HST. With them still as they were sewn, square to 2 1/2". NOW IRON OPEN. Snip off dogears. DONE! Really saves time, is accurate, & only cut once. Hope this helps.