Spinach, Quinoa, and Broccoli Bisque

Ingredients: 1 tablespoon olive oil 1 1⁄2 onion, chopped2 cloves garlic, minced2 1⁄2 teaspoons dried basilSea salt and ground pepper1 1⁄2 pounds broccoli, coarsely chopped1⁄2 cup quinoa, rinsed and cooked 6 cups vegetable or chicken broth 6 cups packed fresh spinach...