By Zesha Saleem Sainsbury’s has issued an urgent recall warning over fears packs of nuts could be contaminated with salmonella. The supermarket chain has issued a “do not eat” warning to people who bought packets of flaked almonds, which could cause food poisoning. The warning is issued for their 200g products, with a “best before” date of February 2025, with batch code numbers 4044 and 4045. Salmonella is nicknamed “Spanish tummy” and can cause agonising stomach cramps, diarrhoea and fever. Rarely, it can infect the urine, blood, joints and the nervous system – and can also cause reactive hea…