3 portobello mushroom crostini Recipes

beef flank steak (1-1/2 lb), salt, pepper, olive oil, garlic cloves, minced, dried basil, french bread baguette (10-1/2 oz), cut into 36 slices, chopped fresh portobello mushrooms, shredded part-skim mozzarella cheese, grated parmesan cheese, minced chives

extra-virgin olive oil, butter, fresh exotic mushrooms, (such as shiitake or oyster), sliced, portobello mushrooms, sliced, mixed fresh herbs , such as thyme, rosemary, basil, minced, flat-leaf parsley, minced, salt and freshly-ground pepper, to taste, rustic country-style bread, toasted, garlic cloves, peeled and halved, fontina cheese, grated, gorgonzola cheese, crumbled, juice of 1/2 lemon, whole flat-leaf parsley leaves, for garnish