Creamy Roasted Carrot Soup

Ingredients (12)

• 2 pounds carrots
• 3 tablespoons extra-virgin olive oil, divided
• 3/4 teaspoon fine sea salt, divided, to taste
• 1 medium yellow onion, chopped
• 2 cloves garlic, pressed or minced
• 1/2 teaspoon ground coriander
• 1/4 teaspoon ground cumin
• 4 cups vegetable broth (or water)
• 2 cups water
• 1 to 2 tablespoons unsalted butter, to taste
• 1 1/2 teaspoons lemon juice, to taste
• Freshly ground black pepper, to taste