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Cubed and Marinated Raw Tuna

July 26, 2009 by Madhur J

Tuna dish is called Maguro Butsu. When preparing big fish like tuna or swordfish for sashimi, Japanese fishmongers cut them lengthways to make a long rectangular shape. After the prime parts are cut out, the trimmings are sold cheaply. Butsu is a chopped trimming, and it has all the quality of the best tuna sashimi.
 

Cubed and Marinated Raw Tuna

SERVES FOUR

INGREDIENTS

     400g/14oz very fresh tuna, skinned
     1 carton mustard and cress (optional)
     20ml/4teaspoons wasabi paste from a tube, or the same amount of wasabi power mixed with  10ml/2teaspoon water
     60ml/4tablespoons shoyu
     8 spring onions (scallions), green part only, finely chopped
     4 shiso leaves, cut into thin slivers lengthways


METHOD

1.Cut the tuna into 2cm/3/4in cubes. If using mustard and cress, tie into pretty bunches or arrange as a bed in four small serving bowls or plates.

2.Just 5-10 minutes before serving, blend the wasabi paste with the shoyu in a bowl, then add the tuna and spring onions. Mix well and leave to marinate for 5 minutes. Divide among the bowls and add a few slivers of shiso leaves on top. Serve immediately.