More restaurant chains are adding plant-based protein to their menus. The demand is driven by health-concious consumers and developments in food innovation that make meat alternatives taste more like the real thing. NBC's Liz McLaughlin reports. NBC 4 New York on Twitter: 4.nbcny.com/kAuuwUN NBC 4 New York on Facebook: 4.nbcny.com/mbeh714 NBC 4 New York on Instagram: 4.nbcny.com/g5YlkcI NBC 4 New York on Youtube: 4.nbcny.com/iTUpy5e #impossibleburger #fastfood #food #News