cho's best mohinga recipe - hsa*ba: please eat

Ingredients

• 1 medium onion, chopped
• 3 garlic cloves, chopped
• 3cm piece of ginger, chopped
• 1 lemongrass, sliced (inner bulb only)
• 4 tablespoons light olive oil or vegetable oil
• 180g cooked sardines, drained
• 1 teaspoon turmeric powder
• 1/2 teaspoon chilli powder (optional)
• 3 tablespoons ground rice powder, roasted
• 900 ml water
• generous handful of baby spinach leaves
• fish sauce to taste
• plenty of black pepper