Creamy Spiced Parsnip Soup Recipe

Name: Creamy Spiced Parsnip Soup Recipe
Ingredients: 1/4 cup extra-virgin olive oil; 2 teaspoons whole coriander seeds; 3 medium yellow onions, diced (about 3 cups); 2 stalks celery, diced (about 2/3rds cup); 1 leek, white and light green parts only, diced (about 1/2 cup); 6 medium cloves garlic, smashed; 1 jalapeño pepper, stemmed and roughly chopped; 1 (2-inch) piece fresh ginger, peeled sliced; 3 pounds parsnips, peeled and roughly chopped; 1 quart homemade or store-bought low-sodium chicken stock or vegetable stock; Water, as needed; Kosher salt and freshly ground black pepper; Fresh lemon juice, to taste; Whipped cream lightly flavored with ground allspice, for garnish; Cayenne pepper, for garnish