The Jr. Jumbo Jack from Jack in the Box is a compact version of their iconic Jumbo Jack burger. It features a juicy beef patty, fresh lettuce, sliced tomatoes, pickles, and Jack’s signature mayo-ketchup blend, all nestled in a soft toasted bun. It’s a perfect choice when you’re craving classic burger flavors in a smaller portion.

Jr. Jumbo Jack

Ingredients

  • A smaller beef patty
  • Lettuce, tomato, pickles, and onions
  • Ketchup
  • Mayonnaise
  • All served on a smaller bun, often a brioche or similar soft roll.

Nutrition Facts

Allergens

  • Soy
  • Milk
  • Wheat
  • Eggs
  • Sesame