Wichita, Kan. — Freddy’s Frozen Custard & Steakburgers, a leading national fast-casual restaurant concept known for its cooked-to-order Steakburgers and freshly churned frozen custard treats, has signed a multi-unit franchise agreement to develop 50 new restaurants over the next several years across the Southeast. As part of this agreement, Freddy’s will grow its footprint throughout the Florida West Coast and Panhandle, with locations currently under development and slated to open next year in Pensacola and Tampa. These new restaurants will be owned by experienced multi-unit operators RSolution Holdings, who signed …