Spicy pumpkin and coconut soup with ginger and lime recipe

sunflower oil

lbs. pumpkin or squash, peeled, seeded and cut into chunks

bunch of scallions, chopped

2-inch piece of fresh ginger, peeled and chopped

garlic cloves, chopped

red chiles, seeded and chopped, plus extra slices to garnish

lemongrass stalks, spilt lengthways

large bunch of cilantro, stalks and leaves separated

vegetable or chicken stock

x 14-oz. can coconut milk

Thai fish sauce

freshly squeezed juice of 1-2 limes

crème fraîche or sour cream, to serve