- Heat oil in large saucepan over medium heat. Add ginger and lemon grass, stir to toast until fragrant, about 2 minutes. Add mushrooms and stir for another 2 minutes. Add chicken stock, lime juice and pepper flakes; bring to a simmer and simmer for 8-10 minutes. Add chicken and simmer for about 4-5 minutes. Whisk in coconut milk, coconut, and cilantro; lower heat and allow to mingle for about 10 minutes before serving. Salt and pepper to taste. Garnish with coriander and serve.