Butternut squash soup Recipe | Food Network UK

Ingredients

• 3 tbsp extra-virgin olive oil
• 1 onion, thinly sliced
• 4 cloves garlic, smashed
• 2 fresh sage leaves
• 10g salt
• Freshly ground black pepper
• 2 medium canned plum tomatoes
• 1 medium butternut squash (about 900g), peeled, halved, seeded, and diced
• 1L low-sodium chicken broth or water
• 5ml balsamic vinegar
• Freshly grated Parmesan, optional