DIY Sous Vide Heater
Use the Adafruit kit and perhaps the Giust code
instructables.com article Cheap and effective Sous Vide cooker (Arduino powered) by Etienne Giust
Arduino PID Library Arduino PID Library by Brett Beauregard contact: firstname.lastname@example.org
brettbeauregard.com/blog article PID lib. tutorial by author Brett Beauregard
Adafruit product page Sous-vide powered by Arduino kit pack - The SousViduino!
learn.adafruit.com article Sous-vide controller powered by Arduino - The SousViduino!
Black and Decker RC5280 28 cup rice cooker
$35 at amazon prime Crock-Pot SCV700SS 7-Quart Oval Manual Slow Cooker, Stainless Steel