Once your baby begins eating baby food on a regular basis, you should pack labeled baby food jars or in small plastic containers with screw - on lids that are labeled. (thespruce.com)
Many grocery stores have specials where you can buy a selection of plastic containers of different sizes for a reasonable price. (toddler-activities-at-home.com)
This is bad news for parents who like to purchase baby food in plastic containers for safety and convenience, since glass can be easy to break and is much heavier. (babygaga.com)