Oven Baked Tuna Steak, an healthy and simple recipe! 

Cook a delicious and healthy casserole Tuna Steak with simple ingredients!
INGREDIENTS
200 g fresh Tuna
Marinating
30 ml Olive Oil or Extra Vergine Olive oil
20 g chopped parsley
2 garlic cloves
half lemon juice
2 sprigs of rosemary
Salt & Pepper q.s.