For five-day meal prep, buy matching compartment containers, not a fancy bento box

For five-day meal prep, a set of matching compartment containers is the best lunch box system because it keeps portions separate and stacks neatly in the fridge.

Stop looking for one magical “lunch box.” You want a system: one container per day, each with divided compartments, all the same size so they stack like bricks. The standard three-compartment rectangular container (around 4 cups total) is the workhorse here. Glass is better if you’re reheating. BPA-free plastic is better if you’re carrying it around and don’t want the weight.

The most important thing is that they’re rectangular and match. Round containers waste space and slide around. Mismatched lids make you dig in the cabinet on Sunday night. A neat stack of identical containers means you prep once, then grab one every morning without thinking.

And yes, the three compartments matter. They keep chicken, rice, and vegetables from touching, so your Thursday lunch doesn’t taste like Wednesday’s sauce.

One less decision on a Tuesday morning is more than worth it.