Broccoli Rabe and Chicken Sandwich


1 Bunch of Broccoli Rabe, washed, trimmed and cut
2 (4oz each) Pieces of Chicken Breast, pounded thinly
2 Tbsp of Olive Oil, plus another tsp
2 Cloves of Garlic, chopped
1 Clove of Garlic, finely minced or grated
1 Small Sprig of Fresh Rosemary, leaves picked off the stem and finely chopped
1 Tbsp of Balsamic Vinegar
1 Ball of Fresh Mozzarella, sliced
Pinch of Hot Pepper Flakes
Salt and Pepper, to taste
2 Crusty Italian Rolls or Focaccia Rolls