Tromboncino and Yellow Crookneck (sliced into coins) dried really well for me in the past. Fordhook zucchini was good shredded, but not as good when spiralized into noodles or sliced. Patty pan types (Bennings and some yellow variety) weren't great either.
Fire me boy! Cool, soothing, shameless self promotion:
GAMCOD 2025: 200 square feet; Zero degrees F or colder; calories cheap and easy