1
Soften onion in oil over medium heat 5 minutes.
2
Add garlic, ginger, and curry paste. Cook 2 minutes until fragrant.
3
Add sweet potato and stock. Simmer 20 minutes until very tender.
4
Blend until silky smooth. Stir in coconut milk.
5
Season with lime juice, salt, and pepper. Serve with coriander and extra coconut milk.