IN A MEDIUM BOWL, COMBINE GROUND BEEF, EGG, BREAD CRUMBS, CHEESE, BASIL AND ONION POWDER, SHAPE INTO 3/4" MEATBALLS.
IN A LARGE COOKING POT, HEAT BROTH TO BOILING, STIR IN ESCAROLE OR SPINACH, PASTA, CARROT, AND MEATBALLS. RETURN TO BOIL, REDUCE HEAT TO MEDIUM. COOK AT SLOW BOIL FOR 10 MINUTES OR UNTIL PASTA IS TENDER. STIR FREQUENTLY TO PREVENT STICKING.
SERVE IN SOUP BOWLS WITH ADDITIONAL GRATED PARMESAN CHEESE SPRINKLED ON TOP.