Best Chicago Meat Co., LLC, under its Glenmark label, has launched four new, 1/3-pound Angus pub-style burgers in the Glenmark Premier Label line: Bacon & Cheddar, Blue Cheese, Jalapeno & Monterey Jack and Roasted Mushroom & Swiss. The new burgers come frozen, six to a box. Glenmark burgers are intended to fry or grill directly from the freezer; there is no need to thaw the product.