“Raw flour can be contaminated with Escherichia coli (E. coli), and raw eggs have been a known carrier of salmonella bacteria. Both bacteria are killed in the cooking process, but contaminated food that is not cooked or is undercooked has been known to make people ill, according to the CDC.” That’s why they keep telling you not to eat raw cookie dough. (Some people bungie jump, some people cliff dive, I do this…)