Buttercup, a chicken tender to-go concept, is now open at Legacy Hall, 7800 Windrose Ave., Plano, according to a Feb. 23 release. Tenders are served in orders of six or 10 tender bites with a side of sauce, tossed in the sauce or served in a cup or cone. Menu items and flavors include Thai basil and salted caramel as well as honey mustard and Bleu Cheese Atomic Habenero. Sides such as pimiento balls and honey butter corn fritters are also available at the food stall. Buttercup is the latest concept of FB Society, formerly known as Front Burner Restaurants. 972-846-4255. www.instagram.com/buttercuptenders