Brace yourselves for a savory sequel! Jack in the Box® announced today the launch of the NEW Portobello Mushroom BUTTERY JACK™. This mouthwatering burger is the newest craveable offering from the popular BUTTERY JACK line and features flavorful Portobello mushrooms, creamy peppercorn mayo, grilled onions, Swiss cheese and melted garlic herb butter atop a quarter-pound signature beef patty, served on Jack's gourmet signature bun. The Portobello Mushroom BUTTERY JACK joins its BUTTERY JACK predecessors, the Classic BUTTERY JACK, which features creamy tomato sauce, green leaf lettuce, fresh tomatoes and Provolone cheese, and Bacon & Swiss BUTTERY JACK, which features creamy bacon mayo, hickory smoked bacon and Swiss cheese. "The Portobello Mushroom BUTTERY JACK is a tasty addition to our BUTTERY JACK line," said Iwona Alter, Jack in the Box Vice President of Menu Strategy & Innovation. "The Portobello mushrooms add a rich layer of flavor that we hope our guests will love and crave throughout the summer and into fall." The Portobello Mushroom BUTTERY JACK is available now for a limited time at participating Jack in the Box restaurants. No matter when hunger strikes, Jack is here to deliver that melt-in-your-mouth buttery blast of flavor! Along with the Portobello Mushroom BUTTERY JACK, Jack in the Box is expanding its popular Late Night menu with the addition of the NEW Spicy Nacho Chicken JACK'S MUNCHIE MEAL™. This kicked-up menu creation features a fiery combination of JACK'S SPICY CHICKEN® fillet topped with jalapeño slices, melted nacho cheese and crispy onion rings, all on Jack's signature sourdough bread. Part of JACK'S MUNCHIE MEAL menu, this blazing new addition comes with 2 tacos, Halfsie fries (half regular, half Seasoned Curly) and a small drink, specially priced after 9 p.m. for only $6 at participating restaurants. For more information on the Portobello Mushroom BUTTERY JACK or Spicy Nacho Chicken JACK'S MUNCHIE MEAL, visit jackinthebox.com, and connect with Jack on Facebook, Twitter, Instagram, YouTube and Vine. About Jack in the Box Inc. Jack in the Box Inc. (NASDAQ: JACK), based in San Diego, is a restaurant company that operates and franchises Jack in the Box® restaurants, one of the nation's largest hamburger chains, with more than 2,200 restaurants in 21 states and Guam. Additionally, through a wholly owned subsidiary, the company operates and franchises Qdoba®, a leader in fast-casual dining, with more than 600 restaurants in 47 states, the District of Columbia and Canada. For more information on Jack in the Box and Qdoba, including franchising opportunities, visit www.jackinthebox.com or www.qdoba.com.