Tuna with sweet and sour Onions x 4 people
400 g of the best of the tuna you can find . Look for the beautiful red part with little fibre
300 g of Tropea red onions finely chopped long ways – (if you can fine these specific red onions great , if not please use shallot onions or the sweetest mildest onion you can find ) 30 g of white sugar
80 ml of Red wine vinegar
10 capers – if they are large chopped or if they are the mini capers you don’t need to chop
2 bay leaves
60 g of olive oil
Procedure 
In a sauce pan place some your olive oil , add your onions and the bay leaves and let them stew gently stew for around 15-20 minutes . be patient really cook them down , so they are nice and soft and transparent.
Once done , add your sugar around the edges of the pan and leave for a few minutes .
Add your vinegar and cook for a further 10 minutes – 15 minutes .
Onions done
Now the tuna . We seared our tuna in olive oil – for about 5 minutes – medium heat . seared and remains pink in the middle.