Tuna tartar with pistachio flavouring

Preparation:

1. Sauté the pistachios in a frying pan without fat for 2 minutes until lightly coloured and remove to a plate.
2. Dice the tuna and put it in a bowl, add the pistachios, sesame oil, red onion and finely chopped chives.
3. Mix everything together and add the pepper and 4 drops of pistachio flavouring.
4. Place the tartar in the refrigerator for 20 minutes to infuse.
5. Take it out, add the soy sauce and mix it well with a tablespoon.
6. And arrange it on a plate.