Tomatoes wash, clean, cut into eighths and cut into 3 pieces each. Peel and halve the onion and cut into thin slices. Dab steaks dry. Heat 1 tablespoon of oil in a grill pan and fry 2 steaks for 3-4 minutes on each side, season with salt and coarse pepper. Remove from the pan and fry the other 2 steaks.
After frying, leave the steaks to rest in a warm place for about 5 minutes. In the meantime, season the vinegar with salt, pepper and 1 pinch of sugar, fold in olive oil. Fold in tomatoes and onion. Serve steaks with tomato salad and herb butter florets and garnish with parsley. Served with baguette