Ingredients:

1. 1-2 Dozen Rock Oysters (rinsed in cold water).
2. 2 Cloves of Fresh diced Garlic (more or less to taste).
3. 1 cube real butter. 
4. Parmesan cheese.
5. Sriracha Hot Chili Sauce to taste (available in most oriental sections of any market). 
6. Green onion diced.
7. Wine (optional).
    

Directions: 

1. Place oysters directly on grill at medium heat and BBQ for aprox. 10 minutes. You will hear them poopen when the are close to done.  If you are on a grill with a lid close it.
2. Melt butter and finely diced garlic.  Add a little wine to this if you prefer.
3. Once all oysters have popped open, use a knife to pry them the rest of the way open.
4. Cut the muscle at the bottom of the shell to loosen the meat.
5. Pour the butter and garlic mixture generously on each oyster.
6. Sprinkle the parmesan cheese over each oyster (1 or 2 pinches each). 
7. Recover and BBQ for 5 more minutes.
8. Remove from BBQ and add diced green onion and hot chili sauce.