Yes, absolutely! Sometimes, it's out of the question for people to find it locally, but if you are able to, then all the better. You can find ground or whole Szechuan peppercorns at Asian markets, Asian grocery stores, or online. If incorporating, add in about 1/2-1 teaspoon to the marinade. Szechuan peppercorns are also known as dried prickly ash, Sichuan pepper, or dehydrated prickly ash.