oyster mushrooms (about 400 grams) • king oyster mushrooms (about 350 grams) • shrimp, peeled and deveined (about 350 grams) • tomatoes • large onion • lemongrass • garlic • shallots • young galangal • Green onions and cilantro, to taste (cut into 3-inch pieces) • Fresh and dried chilies, to taste • Fish sauce •