4 oz. mozzarella freshly sliced
1 quart Marinara Sauce
1/2 tsp. freshly ground black pepper
1 tsp. kosher salt
3/4 cup shredded Pecorino Romano or Parmesan cheese
2 eggs
1 tsp. zest of small lemon
2 cloves garlic minced
2 tbsp. minced parsley
1/4 cup finely minced onion
3/4 cup panko breadcrumbs
2 pounds ground chicken