Rice balls stuffed with cheese and ham (Arancini)

Ingredients:
• 2 cups cooked rice (risotto rice or short-grain rice)
• 100g ham, cut into small cubes
• 150g mozzarella cheese or soft cheese, cut into small cubes
• 2 tablespoons chopped parsley
• 2 eggs
• 3 tablespoons grated Parmesan cheese (optional)
• Salt and pepper to taste

For the coating:
• Wheat flour
• 2 beaten eggs
• Breadcrumbs