As part of my mission to educate the masses
here is a short video on , 'The Right Way to Slice an Onion'. Simple and informative.
I bet you haven't been doing it like professional chefs.
http://www.slate.com/blogs/browbeat/2014/11/11/how_to_chop_an_onion_the_right_way_video.html?wpsrc=kwfacebookvid&kwp_0=258379&kwp_4=1286740&kwp_1=572738
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