'Do not eat' warning issued for popular snack sold by Asda and Ocado - Ocado Stock Still Undervalued After Latest Share Price Bounce - European markets higher with earnings and bond yields in focus; Ocado gains 10% - JD Sports downgrades annual profit forecast while Ocado Retail booms - Ocado customers fume as hundreds of orders are delivered missing essentials - Ocado and AA join growing revolt against London congestion charge for electric vans - Ocado starts trial selling everyday products in refillable packaging - European markets move lower in choppy session; Ocado up 8.5% - Food inflation plunge boosts supermarket sales as Ocado and Marks & Spencer benefit most - Ocado warns M&S of legal action over food deal