Your first job is proof that someone trusted you with something. That’s a big deal, even if it’s fries.

Getting hired is a transfer of trust, and the size of the task has nothing to do with the size of the transfer. Somebody with a schedule to fill decided you would show up and not ruin things. That is the same decision whether the thing handed over is a fryer or a budget.

When you feel the urge to apologize for the job, say what it actually involves instead. You know how to be somewhere on time, work a rush, take a complaint without crumbling. Those transfer to every job after this one.