Uncle Bubba's Seafood Pot Pie | Paula Deen

Ingredients

• 1/4 cup, plus 3 tablespoons, Butter, melted
• 1 cup onion, chopped
• 1 cup celery, minced
• 1 cup fresh mushrooms, sliced
• 2 tablespoons all purpose flour
• 1 1/2 teaspoons Creole seasoning
• 2 tablespoons dry sherry
• 1/2 cup grated Parmesan cheese
• 2 cups half and half
• 1 lb medium fresh shrimp, peeled and deveined
• 1 lb fresh bay scallops
• 1 (8 oz) container lump crabmeat, picked free of shell
• 2 cups baking mix
• 1/2 cup yellow cornmeal
• 1/2 teaspoon garlic powder
• 1/2 cup cheddar cheese, shredded
• 1 cup whole buttermilk