Shares in TreeHouse Foods tumbled on Thursday after the US group issued a profit warning, saw its third-quarter results miss expectations and announce the departure of a senior executive. Kraft Heinz, meanwhile, booked a jump in third-quarter profits that were driven by cost cuts and Kellogg made changes to its own forecasts for 2016. In the UK, Muller outlined plans to invest in its dairy network that look set to include the end of production at a plant in London.