A fuel surcharge could be added to best selling bread Kingsmill within weeks because of the Iran war, the Mirror can reveal. Maker Allied Bakeries is in early stage discussions with supermarkets and other retailers about including the conflict-linked levy. The add-on, which sources say could be less than 5p a loaf, is designed to claw back a spike in energy costs for production and transporting bread by road to shops. It will be up to shops to decide whether they pass it on to customers. An