Mondelez International, which makes Oreo and Chips Ahoy cookies and Cadbury chocolate bars, poured funding into start-up Celleste Bio earlier this month, according to The Financial Times.

Any deal would need the approval of the Hershey Trust Company, a charitable trust, that maintains ... owning Cadbury, which it bought in 2010, Mondelez brands include Ritz crackers, Oreo biscuits ...

Other Cadbury products, such as Oreo Bites, Bitsa Wispa, and Crunchie Rocks, have also been impacted by reductions, with a 9% decrease in quantity, while the price of £1.75 per bag remains unchanged.