Keftedes (Meatballs)

1/2 kg beef mince
1 medium onion, diced
1 egg
1 Tablespoon chopped mint leaves
Salt, pepper and oregano seasoning
1 Cup flour
Olive oil, for cooking

Mix the meat with the mint, the egg and the onion. Season with oregano, salt and pepper. Form into egg size balls. Heat the oil. Roll the meatballs in flour and place in the hot oil. When turning brown, turn, cook other side and serve hot.