Sencha Fukujyu. Loose leaf green tea with no added stuff. 70 degrees. Reuse leafs throughout the day. Brewed in a kettle that allows proper expansion of leafs.

While not really a budget tool per say, I’d recommend checking out Beancount if you are looking for a power tool and you are comfortable with a bit of Python. The only really manual steps I have in my setup is downloading transactions from my banks and categorizing any transactions that the machine learning plugin fails to categorize.