INGREDIENTS
1 tsp
fennel seed, toasted, crushed
3/4 cup
balsamic vinegar, divided
3 tbsp
olive oil, divided
1 tsp
salt
1 tsp
crushed black pepper
1
beef flank steak (about 1 pound)1 ciabatta baguette loaf (about 15 inches)
2 cups
arugula
3/4 cup
crumbled blue cheese