Chicken and Pork Katleti (Russian meat patties)

Bahan-bahan (10 porsi)

• 1 lb ground pork
• 1 lb ground chicken
• 1 egg
• 1 Tbsp mayonnaise
• 1 medium onion (grated or super-finely diced)
• 1/2 tsp salt
• 1/4 tsp pepper
• 1 Tbsp water (if your meat mix feels too dry)
• 1/2 cup Italian breadcrumbs for meat mix
• 1 1/2 cups Italian breadcrumbs to coat meatballs