Drain, and place in shallow glass or ceramic dish with bay leaf.

Pour the remaining liquid in a large, shallow, glass or ceramic dish.

In a wide, shallow glass or ceramic bowl, combine the steaks and marinade.

Place steaks in a wide, shallow glass or ceramic bowl and add marinade.

In a wide, shallow glass or ceramic bowl, mix the puree with the steaks, coating them on all sides.

In a shallow glass baking dish, stir together the soy sauce and mirin.

Pour into a shallow glass or ceramic dish, and freeze about two hours, stirring to break up the crystals every 30 minutes.

Place half of the soy mixture in a shallow glass or ceramic dish.

Rinse, pat dry and place in a large, shallow glass or ceramic dish.