Food Science applicants have rated the interview process at Mars with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 61.4% positive. This is according to Glassdoor user ratings.
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The interview process was good and the questions asked were technical about their products. They pride themselves in their products, so study hard for this interview since they technically test your ability to think on your feet and come up with a reasonable answer.
Interview questions [1]
Question 1
Come up with a process to staple the iconic M found in out M&M's.