Tesco this week went some way to confound the critics - and inject a positive note into the doom and gloom enveloping the business community - with robust annual results and determination to press on with its US venture. Associated British Foods was another firm insisting its was making progress Stateside, while Nestle was upbeat after its first-quarter numbers. The Swiss food giant, meanwhile, has been touted as a possible buyer of soya brand Alpro, which remains on the block in Belgium. These are the top stories on just-food this week.