For big meal prep, skip the fancy bento boxes.

If you’re packing big portions, don’t buy a cute multi-compartment bento box. Get one large leak-proof container and a decent insulated bag instead.

The problem with bento boxes is that they’re designed for small, varied snacks, not actual meals. The compartments cut into usable volume, and you end up having to split every dish into tiny slots. For large portions, you want one flat, wide container that can hold a full dinner — something in the 4-5 cup range. My go-to is either the Pyrex Simply Store or Rubbermaid Brilliance, because they’re glass, microwave-safe, and actually seal well enough to throw in a bag.

If you’re packing hot meals like soups, stews, or noodles, a wide-mouth insulated food jar is better. The Thermos King 40 oz holds a lot, keeps stuff hot for hours, and doesn’t leak. That’s the move for a guy who wants three cups of chili without backwash.

Whichever route, pair it with a lunch bag that has insulation and a wide opening. The cheap mylar ones work fine, but something like the PackIt or Carhartt tote gives you room for a drink and a yogurt—no need for three separate tiny boxes. That’s the real answer to meal prepping large: fewer, bigger containers, not more gadgets.