This is earth because we call it earth. It being or not being a torture chamber in hell is entirely irrelevant to the naming convention of this planet.
Well the only thing you said you liked doing is cooking so perhaps you should experiment with that more. Also it sounds like you do a lot, hardly what I'd describe as an empty life. Maybe try doing less. Boredom drives people to creativity, that might help you find something else you like doing.
Yeah I really like balsamic vinegar, but white vinegar I'm not a fan of.