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Māori

Rēwena Paraoa — Māori Sourdough Potato Bread

A potato starter (rēwena bug) is made by mashing cooked potatoes with sugar and water and allowing it to ferment for two to three days until bubbly and active. This starter is mixed with flour to produce a dough that rises slowly, producing a bread with a distinctive sweet-sour flavour, a dense but tender crumb, and a golden crust. Rēwena paraoa is traditionally baked in a camp oven over coals or in a conventional oven. It is a standard accompaniment to the boil-up (pork, puha, and potatoes) and is sold at weekend markets across NZ.

‹Swipe for the next dish›
ServesOne loaf (four to six portions)
Sourced1of 7 in BC
Cook
I

The Market List

The benchmark for each ingredient, and who stocks it near you. Tap a stockist to go straight to the product.

For the rēwena bug (potato starter)
300 g
floury potatoes
peeled, boiled, and mashed
Origin · FranceLekker · Vancouver →
1 tsp
sugar
Your own market
250 ml
warm water
used to loosen the mash to a thick slurry
Your own market
For the dough
500 g
plain flour
Not yet stocked in British Columbia
250 ml
active rēwena bug
bubbly and mature, fed and maintained like a sourdough starter
Not yet stocked in British Columbia
1 tsp
salt
Your own market
150 ml
warm water
added gradually to bring dough together
Your own market

Each tap is counted, so the stockist sees the demand Provenance sends them.

II

The Method

1
Boil the potatoes until fully tender. Drain, mash thoroughly, and combine with the sugar and warm water to form a thick, smooth slurry. Transfer to a clean jar or bowl, cover loosely, and leave at room temperature for two to three days, stirring once daily. The bug is ready when it is visibly bubbly throughout and smells gently yeasty and sweet-sour.
2
Combine the flour and salt in a large bowl. Add the active rēwena bug and mix to incorporate. Add warm water gradually, working the dough until it comes together into a cohesive, slightly sticky mass. The dough should feel dense but pliable — it will not be as extensible as a lean wheat dough.
3
Cover the dough and leave it to rise slowly at room temperature until it has increased noticeably in volume and the surface shows signs of gentle doming. The rise will be slower and less dramatic than a commercial-yeast loaf; this slow fermentation is the source of the bread's complex sweet-sour character.
4
Shape the dough into a round loaf and place it in a greased camp oven or a conventional baking vessel. Bake over coals or in a conventional oven until the crust is deep golden-brown and the loaf sounds hollow when the base is tapped.
5
Remove the loaf and allow it to cool on a rack. The crumb should be dense but tender, slightly moist, and fine-textured, with small, even holes. The aroma is warm bread with sweet potato and a gentle yeasty tang distinct from wheat sourdough.
III

Quality Hierarchy

01
Reserve — Active, mature rēwena bug fed and maintained over successive cycles. Slow, full fermentation. Dense, golden loaf with a tender crumb and complex sweet-sour flavour.
02
Estate — Properly fermented starter, well-baked bread. Good balance of sweetness and tang, sound crumb and crust.
03
Market — Quick-fermented starter or commercial yeast substitution. Recognisable as rēwena but lacking the depth and rounded flavour that slow potato fermentation produces.
04
House — Under-fermented (no tang), over-baked (dry crumb), or made without a potato starter — the last failure removes the dish's reason for existing.
IV

Sensory Tests

◇Sight. The rēwena bug shows visible bubbles throughout its mass and has risen in the jar; the baked loaf carries a deep golden-brown crust and a fine, even crumb with small holes.
◇Smell. The active bug smells gently yeasty and sweet-sour; the baked loaf smells of warm bread, sweet potato, and a mild tang distinct from wheat sourdough.
◇Touch. The baked crumb is dense but tender and slightly moist — not as open or chewy as European sourdough.
◇Sound. The base of the finished loaf sounds hollow when tapped.
◇Where it lives or dies. The rēwena bug decides the dish: the potato starter must be active, bubbly, and fully fermented before it enters the dough — an inactive starter produces flat, dense bread with none of the characteristic sweet-sour flavour.
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VI

What to Pour

The pairing
Buffalo Trace Kentucky Straight Bourbon Whiskey
Buffalo Trace Distillery · Kentucky Bourbon Country
Not yet stocked in British Columbia
Whisky
From British Columbia

Nothing from British Columbia holds against this yet.

Without alcohol

No pour without alcohol holds against this yet.

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The whole pairing
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Sourced through Provenance

The hands behind the plate.