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Sauce Bordelaise
French · Bordeaux

Sauce Bordelaise

A reduction of red wine (specifically Bordeaux, or any structured, tannic red wine) with shallots, thyme, and bay, mounted with demi-glace and finished with bone marrow — the signature garnish that distinguishes bordelaise from every other red wine sauce. The marrow is not mere enrichment: poached and laid as a crown on the finished dish, it provides a textural counterpoint to the sauce's concentrated depth — richness against richness, but one liquid and hot, the other yielding and barely warm.

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Serves300ml
Total45 min
Sourced0of 11 in BC
Cook
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I

The Market List

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200ml
beef stock
demi-glace or brown stock reduced by half
Your own market
200ml
full-bodied red wine
Bordeaux, Pauillac or Saint-Julien
Not yet stocked in British Columbia
100g
shallots
finely minced
Your own market
50g
bone marrow
from marrow bones
Not yet stocked in British Columbia
30g
unsalted butter
Your own market
15ml
red wine vinegar
Your own market
2
bay leaves
Not yet stocked in British Columbia
2
thyme sprigs
Not yet stocked in British Columbia
1
rosemary sprig
Not yet stocked in British Columbia
Tellicherry black pepper
Your own market
Salt
Guérande sea salt
Your own market
II

The Method

1
Combine red wine and minced shallots in heavy-bottomed saucepan; reduce over medium-high heat until wine volume decreases by two-thirds (approximately 12 minutes).
2
Add beef demi-glace, bay leaves, thyme and rosemary; maintain gentle simmer for 15 minutes to marry flavors.
From the canon — Demi-glace is the backbone of classical French brown sauce cookery — equal parts espagnole and fond brun reduced together by half, producing a sauce base of … Demi-Glace — Half-Glaze Sauce Base →
3
Scoop out bone marrow from roasted marrow bones using small spoon; whisk into sauce in small amounts to enrich body and add subtle umami depth.
From the canon — The rendering and application of bone marrow fat — extracted from split or crosscut femur, tibia, or other large bones, rendered briefly in a hot oven, and u… Bone Marrow: Rendering and Application →
4
Strain sauce through fine chinois into clean saucepan, pressing gently on solids; discard aromatics.
5
Mount sauce with cold unsalted butter by whisking in small cubes off heat; finish with red wine vinegar.
6
Season with Tellicherry black pepper and Guérande salt to balance acidity and depth; serve warm with beef grilled or roasted red meat.
IV

Sensory Tests

◇Where it lives or dies. The moment where Bordelaise lives or dies is the marrow plating — spoon the sauce over the grilled beef and place three or four rounds of the poached bone marrow directly on the meat surface, where they slowly melt into the sauce on contact. This dissolution of marrow into warm Bordelaise, viewed at the table, is one of the small ceremonies of French cooking.
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VI

What to Pour

Red wine's contribution to a sauce is not primarily flavour but structure. As Segnit notes, wine's tannins — polyphenols that bind to protein and fat — provide a counterpoint to the richness of beef and butter that makes each mouthful more appetising than the last. In sauce bordelaise, the slow reduction polymerises the tannins from sharp and drying to smooth and firm — providing structural backbone rather than astringency. The bone marrow adds free glutamates (particularly inosinic acid — a nucleotide that enhances the perception of glutamate) on top of the demi-glace's existing glutamate base: double umami stacking in a single sauce.

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