Thai Curry with turmeric

5 dried red chile peppers, or to taste 2 onions, cut into chunks 2 tablespoons chopped fresh cilantro 1 tablespoon vegetable oil, or more as needed 1[...]

1 (14 ounce) can coconut milk 2 cups vegetable broth 1 (1 inch) piece galangal 2 stalks lemon grass, bruised and chopped 5 kaffir lime leaves, torn 1/2[...]