Cut the tomatoes into roughly 1 inch pieces. Place in a 8 inch by 8 inch (or similar sized) baking dish. Add the rosemary, balsamic vinegar, olive oil, minced garlic cloves, salt, pepper and 1 unit=”cup” of the bread crumbs, toss well. Sprinkle the remaining bread crumbs on top and bake for 25 minutes. Top with the remaining ? cup of bread crumbs and cook for 10 more minutes or until the top is nicely browned.