Yes, consuming burnt chocolate can potentially cause sickness. When chocolate is burnt, it undergoes a chemical change, leading to the creation of harmful compounds. These compounds might upset your stomach, leading to nausea or gastrointestinal discomfort. Additionally, burnt foods in general can generate acrylamide, a substance linked to potential health risks. I advise avoiding burnt chocolate to prevent any possible negative effects on your health. In my personal experience, I’ve observed that consuming burnt or charred food items can sometimes result in digestive unease, so it’s best to enjoy chocolate that hasn’t been burnt for a delightful and safe experience.