Combine all meatball ingredients and mix well. Roll into small meatballs.
Brown meatballs in olive oil in dutch oven or sauce pan over medium heat. Do not cook through. Once browned, set aside on paper towel lined plate.
Heat 1 tbs olive oil in stock pot over medium-high heat.
Add onion, celery, carrots, garlic, oregano and rosemary to pot and toss to cover in oil.
Cook for 5-6 minutes or until veggies begin to soften.
Add chicken stock and broth to pot and bring to a simmer.
Add meatballs and parmesan rind and simmer for at least 30 minutes. I let mine simmer for an hour.
Add acini de pepe and escarole to pot and continue to simmer for at least 10 minutes.
Ladel into bowls and top with lemon juice, parsley, parmesan cheese and/or fresh cracked pepper.