1. Fry the curry paste in oil over medium heat until fragrant, add the pork and stir fry for 5 minutes until done. Add half of the coconut milk, and stir for another 5 minutes until the oil surfaces.
2. Add in the remaining coconut milk and stir well. Season to taste with salt, palm sugar and fish sauce. Add kaffir lime leaves and green peppercorns, stir to mix well for a few minutes. When the mixture returns to the boil, add red chillies and stir again.
3. Transfer to a serving dish. Best served with steamed jasmine rice.
All the cooking ingredients are available from LANNA THAI MARKET,11 Trinity Street, St. Austell PL25 5LS.