In a 6-qt. stockpot, cook sausage, shallots and garlic over medium heat 6-8 minutes or until sausage is no longer pink, breaking up sausage into crumbles. Drain., Add broth to sausage mixture; bring to a boil. Stir in orzo, pepper and escarole; return to a boil. Reduce heat; simmer, uncovered, 10-12 minutes or until orzo is tender. Stir in parsley before serving.