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Alkaline Treatment

Using alkalinity deliberately, including mucilage work

13 rungs across 13 volumes

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Weeknight

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Untimed

Africa

Côte d'Ivoire, Togo & Benin

Alkali and mucilage discipline in the draw sauces

Okra's draw is a water-soluble, highly branched acidic polysaccharide, a rhamnogalacturonan, which forms a shear-thinning, weakly cross-linked network.

Mali, Burkina Faso & Niger

Alkali and acid are one lever, and you choose which end to pull

British cooks treat alkali as an oddity and acid as a garnish.

Cape Verde, Guinea-Bissau & São Tomé

Layer, do not stir, and treat mucilage as a dial

Why it works. Calulu is built in layers and left alone: smoked fish down first, then fresh fish, then okra, greens, aubergine, onion, tomato and garlic, then...

Cameroon

Control the alkali, do not just add it

Amateurs throw a lump of kanwa in the pot.

Gabon, Congo & the Congo Basin

Run acid and alkalinity as deliberate opposing forces

Nobody outside the region is using this, and it is the most distinctive thing in the volume.

Chad, CAR & the Sahel Margin

Treat mucilage as a hydrocolloid, and decide when the acid goes in

This region has two named sauce categories answering the same question: how do you get a dry starch ball down without a drink?

Sudan & South Sudan

Separate the thickener from the flavour base

The most useful structural sentence in the volume comes from inside the tradition: whole or hard ingredients are sieved out of the finished mullah.

Egypt

Mucilage discipline: chop, do not blend; simmer, never boil

The mucilage is a polymer. Sustained boiling and high mechanical shear both degrade the chains and drop the viscosity. And prolonged heat in the presence of...

Zambia, Zimbabwe, Malawi & Mozambique

Alkalinity is a lever here, and it has to be pulled on purpose

What raising the pH of a cooking liquid does.

Europe

Bavaria, the Alps and German Switzerland

Lye-dipping is chemistry, and the chemistry is what makes safety and flavour the same fact

Pretzel lye is a food-grade solution of at most 4% sodium hydroxide in water.

The Western Balkans

Bind with chemistry, not with filler, and know that this is a genuine argument, not a settled fact

Serbian sourcing describes bicarbonate of soda, at roughly half to one per cent of the meat's weight, dissolved in a little water before mixing in, as the...

Bulgaria and Romania

Rest a bicarbonate-treated mince overnight, because mici hold their shape through chemistry, not casing

Mici and mititei are grilled with no casing at all, and what actually holds them together on the grill is baking soda, traditionally slaked first in lemon...

Ireland

Time the chemistry, not the clock

Bicarbonate of soda begins reacting with buttermilk's lactic acid the moment the two are combined, releasing carbon dioxide that a slow yeast dough would...

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