Tuna tartar with pistachio flavor

Preparation:

1. Sauté the pistachios in a frying pan without fat for 2 minutes until lightly colored 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 pepper and 4 drops of pistachio flavouring.
4. Place the tartar in the refrigerator for 20 minutes to let it infuse.
5. Take it out, add the soy sauce, mix it well with a tablespoon.
6. And arrange it on a plate.