Butternut Squash Lentil Soup Recipe

Name: Butternut Squash Lentil Soup Recipe
Prep time: 15 min
Cook time: 50 min
Total time: 1 h 5 min
Cuisine: American
Ingredients: 1/2 tablespoon olive oil; 1 large onion (diced); 1 medium carrot (diced); 2 leeks (white part only, cleaned and chopped); 1 celery stalk (diced); 2 tablespoons tomato paste; 6 cups vegetable broth; 1 pound peeled and diced butternut (1/2-inch dice); 2 ounces green lentils ((1/3 cup)); 1 bay leaf; 1/2 teaspoon kosher salt; black pepper; 3 cups packed chopped lacinato kale (stems removed)