Stir in the curry paste and cook for a moment or two. Add the coconut milk and simmer for 2-3 minutes. Season the pork with salt and black pepper and add it to the pan along with all the remaining ingredients.
Stir well, cover and simmer gently for 5-7 minutes until the pork is cooked. The amount of time depends on how thin the strips of pork are.
To make the Spicy Cucumber salad: mix the cucumber with all the other ingredients.
To serve: Divide the curry between four plates or bowls and garnish with the lime, beansprouts, basil, coriander, scallions and red onion. Serve with the Spicy Cucumber Salad and rice.