Casamento's Charbroiled Oysters

Ingredients

• Coarse rock salt, for pan
• 12 bluepoint oysters, on the half shell
• 2 tbsp. unsalted butter, melted
• 1⁄4 tbsp. finely chopped parsley
• 1 tsp. Worcestershire sauce
• 1⁄2 tsp. fresh lemon juice
• 2 cloves garlic, finely chopped
• Kosher salt
• freshly ground black pepper
• 3⁄4 cup grated Parmesan cheese
• Hot sauce, preferably Tabasco, for serving