Recording your transactions the right way is a good exercise for preventing errors in your books. I'll be glad to steer you in the right direction so you can focus on doing the things you enjoy.
To ensure accuracy in your books, I recommend contacting an accounting professional to get more info on recording the expense transaction. Doing this will help prevent any future discrepancies in your books. You can also reach out to accounting professionals on our site using this link here. In the meantime, I recommend checking out this helpful article that shows you how to: Categorize transactions in QuickBooks Self-Employed.
I'll also leave this question here so other accounting professional members can chime in. Let me know if you have other questions. I'm here to assist.