You clean a pizza stone gently, with no soap and as little water as possible, focusing on scraping, spot-treating, and fully drying it before the next bake.

Quick Scoop

  • Let the stone cool completely so it doesn’t crack from temperature shock.
  • Scrape off baked-on bits with a plastic scraper, wood spatula, or stiff brush (no metal if you can avoid it).
  • Use very little water; wipe with a damp cloth or sponge, not a soak in the sink.
  • For stubborn stains or grease, scrub a baking soda paste (baking soda + a bit of water), then wipe and air‑dry fully.
  • Never use soap, bleach, or harsh chemicals; the stone is porous and can absorb flavors and residues.
  • Some browning and stains are normal and actually help with non‑stick performance over time.

Step‑by‑Step: Everyday Cleaning

  1. Cool the stone
    • Turn the oven off and let the stone cool in place for at least an hour, or even leave it until the next day.
 * Moving or washing a hot stone risks cracking from sudden temperature change.
  1. Dry scrape the surface
    • Use a plastic scraper, wood spatula, or nylon/stone brush to scrape off cheese, burnt dough, and crumbs.
 * Aim the scraper at a shallow angle and push the debris off the edge of the stone.
  1. Light wipe (minimal moisture)
    • If crumbs or grease remain, wipe with a slightly damp cloth or sponge, just enough to pick up residue.
 * Do not submerge the stone in water and do not leave it sitting in a wet sink.
  1. Dry completely
    • Let the stone air‑dry completely in a dry spot; moisture trapped inside can cause cracking later in a hot oven.
 * Many home cooks simply leave the stone in the oven so it stays dry and slowly seasons over repeated bakes.

Deep Clean: Stuck‑On Gunk & Stains

If your stone is smoking a lot, sticky, or just looks rough, you can do a deeper clean.

For stubborn burnt bits

  • Scrape as much as possible with a scraper or stiff (non‑metal) brush.
  • For really baked‑on crust, some guides suggest carefully using fine or medium‑grit sandpaper on the worst spots, then wiping away dust.

For grease and dark stains

  1. Make a baking soda paste
    • Mix equal parts baking soda and water (for example, 1 tablespoon each) to form a spreadable paste.
  1. Scrub the stains
    • Spread the paste over stained or greasy spots and scrub in circles with a brush or scrub pad.
 * Let it sit a few minutes on greasy areas, then scrub again.
  1. Wipe and dry
    • Wipe off the paste with a damp cloth until no residue remains.
 * Air‑dry completely before heating.

Dark color alone is not a problem; it usually means the stone is seasoned and more non‑stick, so you don’t need to make it look new.

What NOT To Do

To keep your stone safe and your pizza tasty, avoid these common mistakes:

  • No dish soap or detergents
    • Pizza stones are porous and will absorb soap, which can give your pizza an off flavor.
  • No soaking or long water baths
    • Extended soaking can load the stone with water and lead to cracks when you heat it, plus a steamed rather than crisp crust.
  • Avoid harsh chemicals (bleach, oven cleaner, etc.)
    • These can soak into the stone and are not safe for contact with food.
  • Use metal tools sparingly
    • Metal scrapers or knives can gouge or scratch the surface; if you must use them, go gently and only on stubborn spots.

Extra Situations: Mold, Soap Taste, Heavy Build‑Up

  • If the stone got moldy (stored damp)
    • A paste of baking soda and a splash of vinegar can be used to scrub mold and stains, then wiped off and fully dried.
* If mold persists, many sources recommend replacing the stone instead of risking lingering contamination.
  • If someone washed it with soap
    • Some advice suggests baking simple bread or canned crescent rolls on it to draw out a soapy taste, then discarding that bread.
* Over time, more seasoning from pizzas and breads often masks any leftover flavor.
  • If there’s heavy baked-on residue
    • One method is to heat the stone in a very hot oven (around 500° F or during an oven’s self‑clean cycle) so grease and food burn off, then wipe away ash once cool; be cautious, as this can produce smoke and some stones may not be rated for self‑clean temperatures.

Quick FAQ Style Recap

  • Do I have to get it spotless?
    • No; a well‑used, stained stone is normal and can perform better.
  • Can I use the rough side again after deep cleaning?
    • Yes, as long as it’s dry and free of loose debris; the stone will continue to season with use.
  • Best simple routine after each pizza night?
    • Let it cool, scrape, quick damp wipe if needed, then air‑dry completely—no soap, no soak.

Information gathered from public forums or data available on the internet and portrayed here.