Olive Oil • Medium Onion, Finely Chopped • Garlic, Finely Chopped • Low-Sodium Organic Chicken Broth • Greens (like escarole, spinach, or Swiss chard), trimmed, torn into bite-sized pieces (about 6 lightly packed cups) • Italian Meatballs • Large Eggs • Grated Parmesan Cheese • Sea Salt (or Himalayan Salt) • Ground Black Pepper • Fresh Lemon, Cut Into Wedges