The Fire Is the Oldest Kitchen

Long before ovens had doors and dials, there was a hole in the ground, a pile of embers and a heavy pot. British cooking grew up around that arrangement: the Welsh cawl that simmered all day, Scottish stovies, the harvest bannock baked on a hot stone. A cast iron Dutch oven — a flat-bottomed pot with a lid that seats down inside a rim — is that old idea made portable. It will bake, stew, roast and fry on a bed of embers, with no gas, no electricity and very little fuss.

There is a quiet pleasure in that. The fire does the work; you keep an eye on it and tell stories. But first, the right pot.

What Makes a Good Campfire Oven

Not every cast iron pot is suited to an open fire. Look for these things:

• A flat, stable base. It should sit level on embers without wobbling, and sit happily on a grill or hearthstone too.
• A tight-fitting lid with a raised rim. The rim holds embers on top of the pot, turning the lid into a second oven. This is what lets you bake bread and pies. A lid that rattles is a lid that leaks heat.
• Either three short legs or none at all. Legs let you set the pot over shallow embers and slide more underneath. A flat-bottomed pot nestles into the embers instead, and hangs better from a tripod. Choose one, and be honest about how you will cook.
• A bail handle you can lift with a hook. A stout wire handle, ideally with a coil grip, means you can move a hot, heavy pot with a poker rather than your fingers.
• Thick, uncoated walls. Bare cast iron, 4–6 mm thick, holds heat and shrugs off knocks. Enamelled pots are lovely in a kitchen but enamel chips on a fire and cannot be re-seasoned. Leave them at home.

Size, Weight and Honesty About Both

An eight-inch pot, roughly two litres, feeds two generously. A ten-inch, about four litres, suits a family of four. A twelve-inch will feed six or more, but it can weigh seven kilos empty, and carried back to the car it will feel heavier. Remember you are also cleaning it, seasoning it and finding space for it. If you mostly cook for two, buy small and cook twice; a bigger pot left at home is no pot at all.

Check the lid fits while the pot is cold, and again after a few firings. Cast iron moves as it heats, and a lid that was snug can loosen.

Seasoning: Black Is Beautiful

A new pot arrives either bare or with a factory coating. Either way, give it a proper seasoning before you trust it with a stew.

• Scrub it with hot water and a stiff brush — no soap — and dry it thoroughly over a low heat.
• Wipe a very thin film of a high-smoke-point oil such as rapeseed or flaxseed over every surface, including the lid.
• Bake it upside down in a domestic oven at about 200°C for an hour, with a tray underneath to catch drips. Repeat three or four times, or simply do the same over a gentle fire until it takes on a deep black sheen.

After every cook, wash with hot water and a brush, dry over the heat and wipe with a little oil. Never soak it, never leave it damp. A well-kept pot improves for decades and can be handed on.

Cooking on Embers, Not Flames

Flames blacken and burn; embers cook. Let your fire burn down until the wood is grey and glowing, or use a chimney of charcoal briquettes. For a twelve-inch pot, roughly a dozen embers beneath and twice as many on the lid will hold a steady 180°C or so — ideal for bread, cobblers and roast joints. For a slow stew, reverse it: more heat underneath, fewer on top.

Use a metal hook or tongs to move embers, never your hands. Give a stew two hours and it will taste as though it took all day. Bannock — a simple dough of flour, water, salt and a little fat — bakes in twenty minutes in a lined pot. Bread rolls, apple crumble, roast chicken, baked beans: all fair game.

Tales Worth Telling While It Bubbles

Fireside cooking and fireside stories have always been the same activity. In Scotland and Ireland a ceilidh was an evening of talk, song and food, with no clock and no hurry. In Welsh and English farmhouses, a hearth cake or a bowl of milk was left out for the brownie or hob — a small, helpful spirit who tidied at night and vanished if thanked too warmly or given clothes.

You need not believe a word of it to enjoy it. Tell the children about the hob while the lid goes on; tell them the embers are the fire's memory. Some families still leave a corner of the bannock on the stone, or raise a cup to the fire before the first mouthful. Superstition, hospitality, or both — it hardly matters. What matters is that you are gathered round a pot that has fed people this way for centuries. Light the fire, season the iron, and let the evening take its time.