Start from the mint pesto: put in a blender the washed Sunny heRBs mint leaves, the pine nuts and the extra virgin olive oil. Add salt and pepper to taste and blend till smooth.
Prepare now the marinade by starting to wash, dry and chop up the Sunny heRBs chives.
In a large bowl pour the juice of half a lemon,the extra virgin olive oil, the chopped garlic and the Sunny heRBs chives.
Arrange the tuna steaks in the bowl and rub the marinade in on both sides, in order to flavour the steaks properly.
Add pepper to taste.
Marinate for ca. 30 minutes.
Heat up a pan and arrange the marinated tuna stakes in it. Cook one minute on each side.
Once ready, slice the tuna steaks in slices of ca. 2cm.
Arrange the slices on a dish and add some coarse salt.
Serve the Sunny heRBs mint pesto in a separate small bowl.