One of the most common refrains is that breakfast is the most important meal of the day, but is it a notion that holds true for business leaders in any field? While health experts say what you do and eat in the morning can have a profound influence over your mood, performance, and your overall success for that day, what do insanely successful people eat for breakfast? UK-based research website MakeItCheaper.com delved into the morning routine of seven business leaders and came out with the information reproduced below.