Laksam (Kelantan Flat Rice Noodles in Fish Gravy)

Rice rolls

• oil, for greasing
• 500 g hot water
• 500 g white rice flour
• 80 g plain flour
• 1250 g water
• 1 tsp salt

Coconut gravy

• 700 g water
• 1000 g whole mackerel (ikan kembong), gutted and descaled
• 50 g shallots
• 4 garlic cloves
• 10 g fresh ginger
• 10 g shrimp paste (belacan)
• 3 dried tamarind pieces (asam keping)
• 300 g coconut milk
• 2 tsp sugar, adjust to taste (可选的)
• 3 tsp salt, adjust to taste
• ½ tsp ground black pepper
• 40 g long beans, thinly sliced
• 50 g fresh mung bean sprouts
• 1 torch lily (bunga kantan) , bud only, shredded