{"product_id":"unicook-cordierite-pizza-stone-20-x-13-5-inch-extra-large-oven-grill-stone-high-heat-retention","title":"Unicook Cordierite Pizza Stone 20 x 13.5 Inch — Extra Large Oven \u0026 Grill Stone, High Heat Retention","description":"\u003cp\u003e\u003cstrong\u003eThe Unicook 20 x 13.5-inch cordierite pizza stone delivers brick-oven–style crusts and even heat for multiple pizzas or loaves at once.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBring restaurant-style baking to your home oven or grill with a large, heavy-duty stone designed to hold and distribute high heat. Made from cordierite, this 20\" x 13.5\" slab soaks up moisture, resists thermal shock, and stores heat to crisp crusts and finish bakes consistently. It includes a plastic scraper for dough handling and cleanup, and its size accommodates two to three pies, artisan loaves, or an assortment of baked goods in a single bake cycle.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the Unicook stone produce a crisp, non-soggy crust?\u003c\/h3\u003e\n\u003cp\u003eThe stone’s porous cordierite surface absorbs excess dough moisture and releases steady radiant heat, which helps form a well-browned, crisp bottom without burning the toppings. Because it retains heat, the stone keeps oven temperature more stable when you open the door and load additional items.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePorous material draws moisture away from dough for a crisper base.\u003c\/li\u003e\n  \u003cli\u003eHigh heat retention prevents temperature drop during loading.\u003c\/li\u003e\n  \u003cli\u003eEven heat distribution reduces hot spots and uneven browning.\u003c\/li\u003e\n  \u003cli\u003eReversible surface doubles usable life and evens wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this stone fit my oven or grill and how many pizzas can I bake?\u003c\/h3\u003e\n\u003cp\u003eThe slab measures 20 x 13.5 inches with a 0.6-inch thickness and weighs about 10.6 lbs, so it fits most full-size ovens and many gas or charcoal grills with adequate space. To ensure proper airflow and safe placement, leave at least a 1-inch gap around the stone when positioning it in the oven or on the grill.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDimensions: 20\" x 13.5\" x 0.6\" — fits most standard ovens.\u003c\/li\u003e\n  \u003cli\u003eCapacity: bakes 2–3 medium pizzas or multiple bread loaves per cycle.\u003c\/li\u003e\n  \u003cli\u003eWeight: 10.6 lbs for stable, consistent contact with baking surface.\u003c\/li\u003e\n  \u003cli\u003eVentilation: maintain a 1\" clearance for best performance and safety.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I care for and clean the Unicook baking stone?\u003c\/h3\u003e\n\u003cp\u003eAllow the stone to cool completely before handling. Wipe and scrape off food residue with the included plastic scraper and a damp cloth; avoid soaps or detergents that can be absorbed by the stone’s pores. Proper care will preserve the stone’s flavor-absorbing qualities and longevity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCool fully before removing to prevent cracking from temperature shock.\u003c\/li\u003e\n  \u003cli\u003eUse the included plastic scraper to remove stuck-on crumbs and char.\u003c\/li\u003e\n  \u003cli\u003eClean with water and a cloth only; do not use detergent or dish soap.\u003c\/li\u003e\n  \u003cli\u003eCan be flipped to use the other clean side and extend lifespan.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the stone durable enough for high-temperature use?\u003c\/h3\u003e\n\u003cp\u003eYes — cordierite is chosen for its high thermal stability and can withstand very high temperatures, making it suitable for both ovens and grills. It resists cracking under rapid temperature changes better than many alternatives, provided you follow recommended heating and cooling practices.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaterial: cordierite rated for very high heat resistance.\u003c\/li\u003e\n  \u003cli\u003eSuitable for oven and grill use when warmed gradually.\u003c\/li\u003e\n  \u003cli\u003eReversible surface for extended service life and even wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Home cooks who want bigger bake capacity and restaurant-style crusts, bakers who need consistent heat for artisan breads, and grill enthusiasts seeking a stone that tolerates high temperatures. If you regularly make multiple pizzas, loaves, or baked goods at once and value a crisp bottom and even bake, the Unicook extra-large pizza stone is a practical upgrade for your kitchen or outdoor setup.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the Unicook stone be used on a gas or charcoal grill?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The cordierite stone tolerates high grill temperatures; preheat gradually and allow full cooling before removing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I clean the Unicook pizza stone?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Let it cool, scrape off residue with the included scraper, then wipe with a damp cloth. Do not use detergent.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Unicook","offers":[{"title":"Default Title","offer_id":56837168922964,"sku":"B093BQJZT4","price":124.34,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/unicook-front-view-stone-on-baking-sheet.jpg?v=1787058977","url":"https:\/\/gardenluxe.co.uk\/products\/unicook-cordierite-pizza-stone-20-x-13-5-inch-extra-large-oven-grill-stone-high-heat-retention","provider":"Gardenluxe Uk","version":"1.0","type":"link"}