- Season
- Late autumn through early spring, with peak quality after the first frosts.
- Price
- Medium
- Nutrition per 100 g
- 73 kcal
- 3.3 g protein
- 0.4 g fat
- 10.5 g carbs
Salsify
Vegetables
Salsify
Black salsify, botanically Scorzonera hispanica, is a long, tapering root vegetable distinguished by its rough, ink-dark skin and ivory flesh. When cut, the flesh exudes a milky latex that oxidizes quickly, a trait that has historically marked it as both medicinal and culinary.
In practice
How to store
- On the counter
Not recommended, as the roots dehydrate rapidly at room temperature.
- In the fridge
Store unwashed in a perforated bag in the vegetable drawer for up to two weeks.
- In the freezer
Blanch briefly in acidulated water, peel, and freeze for up to eight months.
How to choose
Choose roots that are firm, heavy for their size, and unblemished, with skin that is deeply black rather than greyed or cracked. Excessive wrinkling suggests age and moisture loss. Thinner roots tend to be more tender, while very thick specimens can develop a fibrous core.
What to swap in
Best swap
White salsify, though milder and less mineral.
In a pinch
Parsnip blended with a small amount of Jerusalem artichoke.
Preparation
Peel under running water or with gloves to avoid staining from the latex, then immediately submerge the flesh in water acidulated with lemon or vinegar to prevent discoloration. Cook gently to preserve its delicate sweetness.
Don't toss it
The peels and trimmings can be simmered into a light vegetable stock, lending subtle earthiness to soups and risottos.
In the kitchen
Cooking
Black salsify responds best to moist heat, such as simmering, braising, or gentle steaming, which preserves its tenderness and subtle aroma. It may also be roasted or gratinéed, where caramelization accentuates its nutty undertones, though care must be taken to prevent drying.
Goes well with
- Butter
- Cream
- Lemon
- Hazelnut
- Egg Yolk
- Parsley
- Nutmeg
What it is
Black salsify, botanically Scorzonera hispanica, is a long, tapering root vegetable distinguished by its rough, ink-dark skin and ivory flesh. When cut, the flesh exudes a milky latex that oxidizes quickly, a trait that has historically marked it as both medicinal and culinary. Though visually austere, black salsify has occupied a discreet yet persistent place in European winter cookery, valued for its ability to offer sustenance and refinement when green vegetables were scarce.
How it tastes
The flavor unfolds with a gentle, vegetal sweetness at first contact, often compared to artichoke heart and asparagus, hence its German name Winterspargel, "winter asparagus". The mid-palate reveals a nutty depth with faint notes of hazelnut and fresh soil, while the finish is clean, faintly mineral, and softly bitter, leaving a savory echo that pairs readily with butter, cream, and eggs.
Common questions
Why is black salsify also called viper's grass?
Does black salsify need to be peeled?
Deep dive
3 min read
Varieties
Black salsify is grown from a small number of named cultivars, among them 'Hoffmanns Schwarzer Pfahl', 'Duplex', 'Einjährige Riesen' and 'Géante noire de Russie', selected mainly for long, straight, unbranched roots and resistance to bolting. Most commercial production is in Belgium, the Netherlands, northern France and Germany. Deep, loose, stone-free soils give the longest and smoothest roots, while heavy or stony soils produce shorter, forked roots that are harder to peel.
History
The culinary history of black salsify unfolds across three distinct epochs. Ancient antecedents: while Scorzonera hispanica itself is not clearly attested in classical texts, related wild roots were known to Greek and Roman writers as edible and medicinal plants, valued for their bitterness and presumed humoral balance. Early modern Spain: black salsify first appears clearly in sixteenth-century Spain, where physicians recorded its use against viper bites and, later, plague. From there it passed to Italy, France and northern Europe, and it came into garden cultivation around the turn of the seventeenth century. Modern era: in the seventeenth and eighteenth centuries, it became a fashionable vegetable in France and the Low Countries, appearing in refined preparations with butter and cream. In the nineteenth century it became a common winter vegetable in Belgium, the Netherlands and Germany. It lost ground in the twentieth century to easier, cheaper vegetables, yet it persisted in regional cuisines and has experienced a modest revival in contemporary gastronomy, where chefs prize its seasonality and restraint.
Science
Black salsify stores much of its carbohydrate as inulin, a fructose polymer that is not itself sweet; part of it breaks down into fructose during cold storage and cooking, contributing to the root's mild sweetness. This process softens bitterness and enhances mouthfeel. The latex released upon cutting contains phenolic compounds that oxidize rapidly, explaining the need for acidulated water. Thermal treatment breaks down cell walls, transforming a fibrous raw texture into a silky cooked one, particularly under moist heat.
Sourcing and ethics
As a cold-hardy crop, black salsify requires relatively few chemical inputs and can be grown with low irrigation demands. Ethical sourcing favors small-scale European producers who practice crop rotation and late harvesting, allowing frost to concentrate sugars. Supporting such growers helps preserve an agricultural heritage that values diversity over yield alone.