This is inspired by the Hawaiian poke I devoured on a daily basis when managing a restaurant in Maui. If you cannot find tuna, use sushi-grade salmon or scallops. Sear if you prefer.
Preheat the oven to 190°C/375°F/Gas 5. Melt the butter in a small pan, then pour it into a mixing bowl with the egg white, honey and apinch of salt. Whisk until smoo