How Does a Food Mill Work? (vs Ricer & Masher)
A food mill turns a blade that forces food through a perforated disc, so soft flesh passes through while skins, seeds and cores stay behind, giving smooth, seed-free sauces and purees. A ricer presses cooked potato through small holes for light, fluffy mash; a masher crushes by hand for rustic texture.
How a food mill purees and separates
Cooked food goes in the hopper
A blade forces it against a disc
Skins and seeds stay behind
Smooth sauce passes through
Food mills, ricers and mashers all reduce cooked food to a softer texture, but they work differently and produce different results. Knowing how each works tells you which to reach for.
How each tool works
| Tool | How it works | What you get |
|---|---|---|
| Food mill | A crank turns a blade that forces food through a perforated disc; skins, seeds and cores stay behind | Smooth sauce or puree with skins and seeds removed |
| Potato ricer | A press pushes cooked potato through small holes, like a giant garlic press | Light, even, fluffy rice of potato for mash or gnocchi |
| Masher | A plate or wires crush food by hand pressure | Rustic mash, chunky to smooth depending on effort |
Why a food mill separates skins and seeds
The magic of a food mill is the perforated disc. As the blade sweeps food against it, the soft flesh passes through the holes while tougher skins, seeds and cores are left in the hopper. That is why a food mill makes seed-free tomato sauce or smooth applesauce from whole fruit, something a blender (which purees everything, skins and seeds included) and a ricer (which does not separate at all) cannot do. Swapping to a finer or coarser disc changes how smooth the result is.
Why a ricer makes the fluffiest mash
Mashed potatoes turn gluey when the starch cells are broken and overworked. A ricer presses potato through small holes in one gentle pass, separating it into fine strands without the aggressive mashing that releases sticky starch. The result is light and even, which is also why ricers are the go-to for gnocchi dough, where a dry, fluffy potato keeps the dough tender.
Frequently asked questions
Why does a food mill remove skins and seeds?
Its perforated disc lets soft flesh through the holes while tougher skins, seeds and cores are left in the hopper. That is why a mill makes seed-free tomato sauce or smooth applesauce from whole fruit, which a blender or ricer cannot.