Lugo Caffes Meatballs

Name: Lugo Caffe's Meatballs
Ingredients: 2 medium-sized onions, diced finely; 4 Ounces minced garlic; Canola oil, for frying; 1 Pound fresh ground beef; 1 Pound fresh ground veal; 1 Pound fresh ground pork; 3 eggs; 1/2 Cup milk; 8 Ounces grated Parmesan; 12 Ounces flavored breadcrumbs; 6 Tablespoons salt, plus more to taste; 1/8 Cup pepper, plus more to taste; 1/4 Cup chicken stock, plus more for poaching; 16 Ounces your favorite tomato sauce