New Orleans Charbroiled Oysters Inspired by Drago's

Name: New Orleans Charbroiled Oysters Inspired by Drago's
Prep time: 25 min
Cook time: 5 min
Total time: 30 min
Cuisine: American, Eastern European, Southern
Ingredients: 8 ounces butter (softened); 2 tablespoons garlic (finely chopped); 1 teaspoon black pepper; Pinch dried oregano; 18 large oysters (freshly shucked on the half shell); 1 ounce Parmesan cheese (grated); 1 ounce Romano cheese (grated); 2 teaspoons flat-leaf parsley (chopped)