Wash utensils plates and chopping boards for raw and cooked food thoroughly between tasks. The essential and most obvious tip for preventing cross contamination is training- making sure everyone on the team is aware of the system that is in place such as color coding. Cross Contamination Poster Food Safety And Sanitation Hygienic Food Safe Food What 5 controls can we put in place to help control cross contamination. . Clean and sanitize all work surfaces. However before you can avoid cross contamination of food it is important to understand what cross contamination is. Once used gloves are considered contaminated. Place these foods in plastic bags to prevent their juices from dripping onto. When you cut up raw chicken for example you cannot get by with just rinsing the equipment. 7 Steps to Prevent Cross Contamination. As a general rule never. Its not hard to keep food safe in storage if you know what to d...