Autumn Carrot And Sweet Potato Soup

Name: Autumn Carrot And Sweet Potato Soup
Ingredients: 4 tablespoons unsalted butter; 2 medium yellow onions, chopped; 1 tablespoon curry powder, plus a bit more for serving; 1 pound carrots, peeled and chopped into 1-inch pieces; 1-1/2 pounds sweet potatoes (about 2 small), peeled and chopped into 1-inch pieces; 8 cups chicken broth, best quality such as Swanson; 1-3/4 teaspoons salt; 1 tart yet sweet apple (such as Honeycrisp or Fuji), peeled and chopped; 2 tablespoons honey; Freshly ground black pepper