I would think you could use any old recipe for pickling Pepperoncini peppers that you would use for other varieties. I may have a few pepperonci's to send to you. If I can find them, I will PM you for an address.
Bruce

Seeds are ready, check your email.
Bruce

Good recipe uses a lot in Méjico

Clean chiles
boil water and immerse the chiles for 2-3 min
Squeeze oranges, grapefruits or other citrus fruit and put juice on chiles.
Put it in the fridge.