Natural form

Whole cassava roots showing rough brown bark and tapering cylindrical shape.

Establishes the root's distinctive exterior appearance, size, and form so readers can identify it in markets or fields.

Produce

Cassava

Starchy tropical root boiled, fried or ground into flour and tapioca; a major staple crop.

Cassava is a long, starchy tuber with rough brown bark and dense white flesh, a dietary staple across Africa, Latin America and Asia. It is boiled, fried, mashed, or processed into flour, fufu and tapioca. The root must be peeled and cooked to neutralize natural cyanogenic compounds — never eaten raw.

Cassava (Manihot esculenta) is one of humanity's oldest cultivated crops, domesticated in the Amazon basin over 10,000 years ago and now feeding hundreds of millions across the tropics. The plant produces massive tuberous roots—typically 30–100 cm long and weighing 2–6 kg—with a tough brown exterior and white to cream-colored flesh that is dense, starchy, and mildly sweet with a subtle nutty character when roasted. Unlike potatoes, cassava has a distinct grainier texture and higher starch content, which makes it exceptionally good at absorbing bold flavors while holding its shape during cooking. Its remarkable caloric density (600–1200 calories per kilogram raw) and ability to thrive in poor soils have made it a cornerstone food security crop, particularly in West Africa, Brazil, and Southeast Asia. The root behaves quite differently from most common tubers: it must always be cooked before eating due to cyanogenic compounds, it browns quickly when peeled, and its starch granules behave uniquely in thickening applications, making it more heat-stable than cornstarch for acidic liquids.

Measured in: g
Storage: Pantry

Types & varieties

Sweet cassava (Yuca dulce)

Lower cyanogenic content (~20 mg/kg); can be eaten after simple boiling; common in the Caribbean and Central America

Bitter cassava (Yuca amarga)

Higher cyanogenic content (~200+ mg/kg); requires grating, soaking, and pressing to remove toxins; base for commercial tapioca starch and garri

Yellow cassava

Orange-fleshed varieties with higher beta-carotene; cultivated in Brazil and Africa for improved nutrition

Pilipin (Filipino variety)

Short, thick roots prized for frying; common in Southeast Asian markets

Understanding Cassava Toxicity

Raw cassava contains cyanogenic glycosides, primarily linamarin, which can release hydrogen cyanide when the root is damaged or chewed. Bitter varieties contain enough cyanide to be lethal if eaten raw; sweet varieties have lower levels but still require cooking. The concentration is highest in the brown skin and the pinkish layer directly beneath it—complete peeling is essential. When you cut cassava, the flesh should have a faint sweet smell. Any bitter, chemical, or astringent odor indicates dangerous cyanide levels; discard the root. In Brazilian Portuguese, the plant is called aipim or macaxeira depending on the region.

Never eat cassava raw, regardless of variety
Peel completely—the brown skin and pink layer beneath carry the highest toxin concentration
Sweet smell when cut is a good indicator; bitter or chemical odors mean dangerous cyanide levels
Bitter cassava requires extensive processing: grating, soaking 3–5 days, then pressing before use

Fresh Root vs. Tapioca Products

Cassava enters Western kitchens in two distinct forms that behave very differently. The fresh root is prepared like a potato—boiled, fried, or mashed. Tapioca refers to the refined starch extracted from the root, not the whole root itself. Tapioca flour (or tapioca starch) is excellent for gluten-free baking and creates a unique chewy texture in breads and pie crusts that wheat flour cannot replicate. Tapioca pearls are the gelatinous spheres used in bubble tea and puddings. Farinha de mandioca, by contrast, is whole-root flour with a sandy texture and distinct flavor, used differently in cooking. These products are not interchangeable—substituting one for another will yield drastically different results.

Tapioca flour ≠ cassava flour—verify which product a recipe calls for
Tapioca starch is more heat-stable than cornstarch for thickening acidic liquids
Farinha de mandioca has a sandy texture suited for breading and coating, not for thickening

Common uses

Boiled as a side dish, similar to potatoes, often served with stews or braised meatsFried into chips (cassava fries, yuca frita) or as a crispy coating for other foodsGround into flour (tapioca flour) for gluten-free baking and as a thickenerMade into tapioca pearls for desserts, bubble tea, and puddingsFermented into staple foods: garri and attieke in West AfricaRoasted over open flames, common in Brazilian churrasco and rural cookingMashed with coconut milk and sugar as a sweet side dishUsed in traditional Latin American tamales and empanada fillingsAdded to soups and stews for thickening and bulkPrepared as a gratin or baked with cheese, common in Brazilian and Caribbean cuisine

Tips & pitfalls

Always peel cassava completely—the brown skin and pinkish layer directly beneath contain the highest concentration of cyanogenic compounds
Cut the root into sections first; the core can be woody and should be discarded if very hard
After peeling, cook cassava before freezing; raw cassava deteriorates rapidly and changes texture negatively
When frying cassava, parboil until just tender (about 10 minutes), then fry at high heat (180°C/350°F) for crispy results without a raw center
To test doneness when boiling, insert a skewer—it should pass through with little resistance
Cassava starch (tapioca) is more heat-stable than cornstarch for thickening acidic liquids; use a 1:1 ratio
Do not confuse cassava with yuca (Joshua tree)—common mispronunciation but entirely different plants
Refrigerate peeled, raw cassava in water for up to 24 hours; add a squeeze of lemon to prevent browning
For cassava fries, cut into uniform batons and soak in cold water for 30 minutes before parboiling to remove excess starch
Bitter cassava requires extensive processing (grating, soaking 3–5 days, pressing) before it is safe—only attempt if you are certain of the variety and preparation method

Nutrition

160kcal

Energy

669 kJ · per 100 g

Where the calories come from

Protein 3%Carbs 95%Fat 2%

Protein

1.4g

3% DV

Carbs

38.1g

14% DV

Fat

0.3g

0% DV

Fiber

1.8g

6% DV

Sugars

1.7g

of which

Sodium

14mg

1% DV

Notable micronutrients

Vitamin C23% DV

Thiamin (B1)7% DV

Folate7% DV

Potassium6% DV

Niacin (B3)5% DV

Vitamin B65% DV

Source · USDA FoodData Central · Cassava, raw

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In the shops

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Good to know

Scientific name: Manihot esculenta
Family: Euphorbiaceae (spurge family)
Origin: South America, domesticated in Brazil/Paraguay over 10,000 years ago
Major producers: Nigeria, Thailand, Indonesia, Brazil, Democratic Republic of Congo
Toxicity: Contains cyanogenic glycosides; must be cooked before eating—never consume raw
Yield: Approximately 65–70% edible after peeling and cooking
Color: Brown woody exterior; white to cream-colored flesh
Shelf life: 1–2 weeks at room temperature; up to 3 weeks wrapped in newspaper in cool, dark place

Substitutes

Sweet potato — Similar starchy texture and mild flavor; not a direct substitute for fried applications but works well for boiling and mashing
Potato — Comparable cooking applications; lacks cassava's distinct grainier texture; use 1:1 in most preparations
Taro — Similar dense, starchy character; requires longer cooking; works as a 1:1 substitute for boiled or fried uses
Arrowroot flour — Direct substitute for tapioca flour in gluten-free baking and as a thickener (1:1 ratio)
Yam — Comparable size and starchy quality; slightly sweeter; acceptable 1:1 substitute for most cooked applications