10 Best Homegrown Restaurant Chains in NYC.
The Meatball Shop 6 locations, including Williamsburg, Chelsea and the Upper West Side; http://www.themeatballshop.com/
Dos Toros 4 locations, including Union Square and Upper East Side; http://www.dostoros.com/
Court Street Grocers 3 locations; http://www.courtstreetgrocers.com/
‘wichcraft gourmet sandwiches 15 locationsthroughout NYC; http://www.wichcraft.com
Num Pang Cambodian sandwich shop 6 locations, including in Chelsea Market and Times Square; http://www.numpangnyc.com
Xi’an Famous Foods specialties of China’s northwest. 6 locations, including in Chinatown and the East Village, with more coming soon; http://www.xianfoods.com
Doughnut Plant 3 locations, including in Chelsea and the Lower East Side; http://www.doughnutplant.com
Taïm 2 locations and a mobile truck, http://www.taimfalafel.com
Luke’s Lobster 7 locations, including the East Village and the Financial District, and a mobile truck. Brooklyn Bridge Park: 11 Water st.; http://www.lukeslobster.com/
Mighty Quinn’s: “New York barbecue” 4 locations, including the West Village and Williamsburg; https://mightyquinnsbbq.com
*Digg Inn Healthy Food, 11 locations, MoMA: 40 W 55th St; Unione Sq: 17 East 17th Street (b/t Broadway & 5th Ave). Sustainable and responsible. Greens: from small and mid sized local farmers; Meats: antibiotic-free, humanely-raised, wild-caught  https://www.diginn.com/

Tri-tip Grill: Grand Central; Rockefeller Plaza
Dallas BBQ many locations, 241 W 42nd S