Northern Foods owns Goodfella's Pizza and Fox's biscuits, and is the UK's largest maker of Christmas puddings.

BBC: Northern Foods shares up on approach by Ranjit Boparan

The 2 Sisters Food Group, owned by Boparan Holdings Limited (BHL), also owns Fox's biscuits and Goodfella's pizzas.

BBC: 2 Sisters

As well as biscuits, Northern also supplies ready meals and desserts for supermarkets and also owns the Goodfella's pizza brand.

BBC: Northern's biscuit sales crumble