Martinelli's Signature, Triple Blend Burgers 1/3 poundThese 1 3 pound burgers are crafted from a premium blend of brisket, short rib, and chuck. 80% lean composition. Prepared fresh upon order and vacuum sealed for optimal freshness. To cook a Triple Blend Burger, preheat your grill or skillet to medium high heat. Place the burger on the cooking surface and cook for about 4 5 minutes per side for medium doneness, adjusting time for your preferred level of cooking. Avoid pressing down on the patty to