1. In a medium bowl, combine beef, apple, onion, garlic, spices and salt. Mix until well combined. Shape the mixture into 1-tablespoon balls. Freeze for 2 hours.
  2. Preheat oven to 350°F.
  3. Fry meatballs in a pan over medium heat until brown. Transfer to a tray and cook inside oven for 7 minutes.
  4. To prepare the Apple Maple Glaze, stir apple juice and maple syrup in a pan over medium heat until the liquid is reduced to a third of its original quantity. Once reduced, stir in butter and mix well. Remove from heat.
  5. Toss the meatballs in prepared glaze. Serve warm.