New Products - Vivera launches plant-based 'hamburger' in UK; Bel debuts Boursin Velvety in the UK; Jack Link's rolls out new on-the-go snacks; Genius adds to range in UK

This week's most eye-catching product news features Mars' plans to shake up some of its chocolate ranges in the UK and Nestle's move to roll out a line of organic Herta products in France.