Chowder:

• 2 tablespoons butter
• 1 tablespoon olive oil
• 1 medium onion, diced
• 2 celery stalks, diced
• 2 medium carrots, diced
• 3 cloves garlic, minced
• 3 medium russet potatoes, peeled and cubed
• 4 cups seafood stock or fish stock
• 1 cup clam juice
• 1 bay leaf
• 1 teaspoon Old Bay seasoning
• 1/2 teaspoon dried thyme
• 1 teaspoon salt
• 1/2 teaspoon black pepper
• 1 cup heavy cream
• 1 cup whole milk

Seafood:

• 1/2 pound shrimp, peeled and deveined
• 1/2 pound scallops
• 1/2 pound cod or haddock, cut into chunks
• 1/2 pound clams or mussels, scrubbed (optional)
• 2 tablespoons chopped fresh parsley
• Oyster crackers or crusty bread for serving