If you cannot find puyas, Guajillo chiles are the best flavor match, though they are milder. Storage Guide
Check well-stocked Mexican grocery stores or online specialty retailers like Spices Inc. or Gourmet Food World . Culinary Uses Puya - Fresh
Fresh puyas are often used to add both color and a "zingy" fruitiness to dishes. If you cannot find puyas, Guajillo chiles are
If you have excess fresh peppers, they can be dried on the plant or in a low-moisture environment for long-term storage (up to 1–2 years). Puya Chilies - A Cook's Guide - Diversivore If you cannot find puyas