Blue Crab Meat Au Gratin - Mississippi Seafood

Ingredients

• 16 oz Mississippi Gulf blue crabmeat (lump or claw), picked for shells
• 1 bunch green onions, chopped
• 1/2 bunch parsley, chopped
• 6 Tbsp butter, plus some for baking dish
• 3 Tbsp flour
• 1 1/2 cups half-and-half
• 3 Tbsp sherry
• 8 oz Swiss cheese, grated