Pumpkin and Sage Soup

Ingredients

• 2 tablespoons extra-virgin olive oil
• 1 medium yellow onion, chopped
• 2 cloves garlic, finely chopped
• 1 tablespoon fresh sage leaves, finely chopped, plus more for serving
• 2 (15-ounce) cans pure pumpkin purée (not pumpkin pie filling)
• 3 cups low-sodium chicken or vegetable stock
• Fine sea salt and freshly ground black pepper
• ¼ cup toasted pepitas, for serving