Jack in the Box launches sirloin-mushroom ciabatta sandwichJack in the Box launches sirloin-mushroom ciabatta sandwich

SAN DIEGO Jack in the Box, the chain of more than 2,000 quick-service restaurants, has introduced a Sirloin Steak ’n’ Mushroom Ciabatta sandwich, to be sold for a suggested price of $4.69. The sandwich is sliced, marinated steak on a toasted ciabatta roll with mushrooms, provolone cheese, grilled onions and a creamy peppercorn mayonnaise. —