Preheat a barbecue pit or grill for cooking over medium heat.
Melt butter in a pot. Add garlic, parsley, Worcestershire sauce, lemon wedge and Creole seasoning and stir until mixed.
Cook oysters on the barbecue pit or grill for 1 minute, then add a tablespoon of the sauce to each oyster. Cook until the sauce bubbles, then add 1 tablespoon Parmesan to each oyster and another tablespoon of sauce. Cook until cheese melts.
This recipe was provided by a chef, restaurant or culinary professional. It has not been tested for home use.