Los Angeles — FAT (Fresh. Authentic. Tasty.) Brands Inc. has agreed to acquire the Johnny Rockets restaurant chain from an affiliate of private equity firm Sun Capital Partners, Inc. for approximately $25 million. The deal will be funded through cash on hand and proceeds generated from the company’s securitization facility. The purchase is expected to be completed in September 2020. With the acquisition of Johnny Rockets, FAT Brands will have more than 700 franchised and company-owned restaurants around the globe. Johnny Rockets was founded in 1986 with its first location …