Buying groceries is one of those universal chores most of us could probably do better at, whether it’s saving money on food or spending less time shopping. Here are ten common mistakes we tend to make at the grocery store—and how to avoid them.

All days of the week aren’t equal when it comes to grocery shopping. You probably already know not to head to the grocery store for chips and salsa when it’s game day because of the crowds, but if you want to get the best deals, consider shopping mid-week and late in the day (especially on a Wednesday) when breads, meats, and other foods with limited shelf lives tend to be marked down.