Lobster Bisque

Ingredients

• 2 lobster tails
• 1/2 cup dry sherry
• 3 tablespoons butter
• 3 tablespoons flour
• 1/2 cup diced onion
• 1/4 cup diced celery
• 1/4 cup diced carrot
• 1/2 teaspoon Old Bay seasoning
• 2 tablespoons tomato paste
• 1 cup whole milk
• 1 cup Half-and-half cream
• 1 cup fish stock (or chicken)