CARL’S JR.: is bringing back its award-winning Portobello Mushroom Six Dollar Burger as a permanent menu item
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CARL’S JR.: is bringing back its award-winning Portobello Mushroom Six Dollar Burger as a permanent menu item. A new TV spot by Mendelsohn Zien titled “Last Bite” will begin airing today to support the burger. Advertising. And customers who buy a $20 Carl’s Jr. gift card will get a coupon for a free mushroom burger.
