Blend onions, garlic, ginger and lemongrass with a bit of water until smooth for the base.
In a pot over medium heat, heat up oil and sauté the blended mixture (soto ayam base) for 2-3 minutes.
Add cumin and coriander powder and stir before adding chicken. Sauté for 2-3 minutes and pour in water.
Stir and bring to a boil. Add salt, sugar and oyster sauce. Stir until well combined and cover until chicken is fully cooked.
Taste for seasoning and adjust accordingly. Serve with rice vermicelli noodles/nasi impit, bergedil, egg and other garnish. Enjoy!
Notes
*Add whatever toppings you want to this dish.*For a smoother broth, you can strain the broth with a sieve.*You can find the recipe for bergedil (potato meat cakes) here.