If you can handle a soldering iron, building a Samovar will be easy for you. You can even build it without knowing how to solder.

Parts needed to build a Samovar
Building a Samovar and ESP32 pin descriptions
Uploading the sketch to the Samovar
How to set up the Blynk connection
Working with the Samovar in rectification mode
How to write a take-off program for the Samovar

Working in Beer mode for malt mashing, grain washes and sous-vide mode













