The Buttery Smashed Jack™ from Jack in the Box is a rich and flavorful burger. It features a juicy ¼ lb. smashed beef patty, enhanced with a layer of melted garlic herb butter for an extra indulgent taste. It’s topped with natural Swiss cheese, grilled onions, and creamy Dijon mayonnaise, all served on a soft, buttery brioche bun.

Buttery Smashed Jack

Ingredients

  • A juicy quarter-pound beef patty with crispy edges
  • Garlic herb butter
  • Melted cheese
  • Lettuce, tomato, and onions
  • Creamy mayo
  • All served on a soft, toasted brioche bun

Nutrition Facts

Allergens

  • Soy
  • Milk
  • Egg
  • Wheat