To make the dressing, put the vinegar and olive oil into a clean jam jar or kilner ... Top with the grated carrot and tomatoes. Flake the tuna on top of the vegetables and season with pepper.
Cut the bread into cubes and place on a baking tray. Bake in a 180oc oven until crisp - about 10 minutes. Rub the red pepper with a little oil and roast in oven for 15 minutes. Peel, de-seed and chop.