Cut 4/5 of the ginger into fine strips, seeded chiles into rings. Remove outer lemongrass leaves, cut interior into stripes. Pluck off coriander leaves. Stir through honey, lime juice, soy sauce, cilantro, chiles, ginger. Score fish crosswise, baste with sauce, let steep.
Heat 1 tsp oil in a saucepan. Sauté long grain rice in it. Extinguish with water, bring to boil, let swell for 20 min. with lid closed.
Blanch one outer leek leaf per person, then cut in half. Put 2 tbsp long grain rice on each, roll up, tie with leek strips. Decorate with remaining ginger in slices. Fry fish in remaining oil for 5 min. on each side, drizzle with 4 tbsp. soy sauce. Offer rest of sauce separately.