US giant Cargill, Inc. has unveiled plans to invest $ 21 million to build a “House of Chocolate” complex at its Mouscron, Wallonia chocolate production plant. The new 700-square-meter complex will be staffed by more than 40 chocolate engineers, including sensory experts, technical service specialists and R&D scientists. Featuring a chocolate experience center, pilot plant, sensory lab and workspace, the House of Chocolate will serve as the hub for all of Cargill's chocolate, coating and filling activities, the company said.