The Buttery Smashed Jack™ at Jack in the Box contains 38g protein, 41g carbs, and 49g fat for approximately 761 calories. This data is sourced directly from the restaurant.
✓ High confidence
761calCalories
38gProtein
41gCarbs
49gFat
Melted garlic herb butter on our new ¼ lb. smashed patty, melty, natural Swiss cheese, lettuce, tomato, ketchup & mayo, all on our signature brioche bun.
Nutrition FAQs
How many calories are in the Buttery Smashed Jack™ at Jack in the Box?
The Buttery Smashed Jack™ at Jack in the Box has approximately 761 calories.
How much protein is in the Buttery Smashed Jack™ at Jack in the Box?
The Buttery Smashed Jack™ at Jack in the Box contains 38g of protein.
How many carbs are in the Buttery Smashed Jack™ at Jack in the Box?
The Buttery Smashed Jack™ at Jack in the Box contains 41g of carbohydrates.
How much fat is in the Buttery Smashed Jack™ at Jack in the Box?
The Buttery Smashed Jack™ at Jack in the Box contains 49g of fat.
Is the Buttery Smashed Jack™ good for macro tracking?
The Buttery Smashed Jack™ at Jack in the Box has complete macro data available in the Fitsy app. Download Fitsy to get personalized recommendations based on your protein, carb, and fat targets.
Track the Buttery Smashed Jack™ and every other meal
Fitsy finds dishes at Jack in the Box and 20+ other LA restaurants that fit your exact macro targets.