Cooking Steps

1. 

   Step1:Sprinkle proper amount of sea salt and black pepper on the surface of tuna. Evenly smear olive oil on each sid

2. 

   Step2:Medium hot pot. Put tuna in a pan. Fry until golden on each side

3. 

   Step3:Put quinoa in boiling water and cook for 78 minutes, then take out. Drain the wate

4. 

   Step4:Shred onion. Fry for 34 minutes in a saucepan until golden. Add tomatoes and mints

5. 

   Step5:Put quinoa in the pot. Add sea salt and black pepper. Stir well

6. 

   Step6:Put the fried quinoa on the plate. Spread a layer of arugula. Put the tuna on it. Pour a spoonful of black vinegar on it