Heat sufficient water in a deep non-stick pan, add quinoa and cook till soft.
Heat 1 tsp oil in a non-stick pan, break egg in it, sprinkle salt and crushed peppercorns on top and fry sunny-side up. Remove from heat and set aside.
Heat 1 tbsp oil in another non-stick pan. Slice onions and add to the pan. Tear lemon leaf, add and sauté for 1 minute.
Cut crabsticks into small pieces and add to the pan along with fish sauce.
Diagonally slice red chillies and add, mix and cook for 2 minutes.
Strain the cooked quinoa and add to the pan along with salt and brown sugar. Mix and cook for 2 minutes.
Add lemon juice, coriander leaves and peanuts and mix.
Transfer this mixture onto a serving plate. Place the sunny-side up egg on top and serve immediately.