Creamy Carrot-Ginger Soup

Ingredients

• 1/4 pound salted butter
• 1 pound peeled and sliced carrots
• 2 cloves garlic, chopped.
• 1/2 teaspoon ground turmeric
• 1/4 teaspoon ground cumin
• 1 tablespoon grated peeled fresh ginger
• sea salt
• freshly ground black pepper
• water, to cover
• sautéed chunks of lobster, shrimp or scallops, optional
• chopped chives