Sweet Potato and Pak Choi Laksa

Ingredients

• 100g Shemin’s Thai Green or Red Curry Paste
• 2 tsp sesame Oil
• 600ml chicken or vegetable stock
• 400ml coconut milk
• 1 very large or two smaller sweet potatoes, peeled and chopped into largish chunks
• 2 clusters of pak choi, chop the stalks
• 2 tbsp Thai fish sauce (optional)
• 1 tbsp soy sauce
• juice of 1 lime (throw the zest in too if you like it super limey)
• 2 portions of egg, rice or udon noodles, cooked if they need pre-cooking
• handful fresh coriander leaves