Heat oil in a large pan, saute garlic until golden brown, add onion and saute until softened.
Now add the boiled beef meat and pour in 4 cups of beef broth into the pan. Season it with salt and ground black pepper. Simmer for 5 minutes.
After 5 minutes, pour in the annatto mixture (add the liquid only). Stir until boil.
Cover the pan and boil for 30 minutes.
After 30 minutes, pour in the coconut milk while stirring the mixture continuously. Boil for 5 minutes.
After 5 minutes, add string beans and banana flower bud. Simmer for 5 minutes.
After 5 minutes, toss in eggplant and native bok choy. Simmer again for 5 minutes.
After 5 minutes, transfer into a serving bowl.
Serve with shrimp paste and enjoy!