Recipes I usually use
Temperature curve for grilling meat http://up.csail.mit.edu/science-of-cooking/
Cut of beef in different countries https://en.wikipedia.org/wiki/Cut_of_beef
HarvardX Science of Cooking (chemistry): https://www.edx.org/course/science-and-cooking-chemistry
HarvardX Science of Cooking (physics): https://www.edx.org/course/science-cooking-from-haute-cuisine-to-soft-matter-science-physics