coli cocktails to undiluted vinegar or juice showed white vinegar was the most lethal. Treating inoculated lettuce with straight or diluted white vinegar (5% or 2.5% acetic acid) for 60 seconds resulted in a 2-3 Log10 reduction of Salmonella, E. coli, and coliforms.
How do you remove E. coli from lettuce?
coli bacteria can even find their way into the interior of your produce. Washing lettuce in water (or water combined with baking soda) may help remove pesticide residue, surface dirt and debris from produce, but Rogers cautions that washing has not been proven an effective way to remove E. coli and related bacteria.
How do you disinfect lettuce with vinegar?
Fill the bowl with a solution of 1 cup vinegar to 4 parts water, then add a tablespoon of salt. Soak your greens: Let the greens sit in the solution for two to five minutes, then remove. Rinse: Rinse off the mixture thoroughly with cold water either in a colander or the basket of a salad spinner.
