Proteins

Cod Roe

The egg sac of cod — fried, smoked into taramasalata, or cured as Japanese tarako.

Cod roe is the egg sac of the cod fish, sold fresh, smoked, salted, or canned. Fresh roe is poached, sliced, and fried (a British dish), while smoked cod roe is the classic base for taramasalata dip. Salt-cured cod or pollock roe (tarako/mentaiko) is a Japanese staple eaten with rice or in pasta.

Cod roe is the egg sac of the Atlantic cod (Gadus morhua), a firm, membrane-enclosed cluster of individual eggs that runs along both sides of the fish's body cavity. It is distinct from soft roe or milt, which comes from the male fish and has a softer, more delicate character. The roe appears pinkish-orange to deep coral when raw, with a clean ocean scent and a mildly sweet, briny flavor marked by a distinct umami depth. When cooked, it turns beige to golden and develops a pleasant slight resistance as the membrane melts, giving the eggs a firm but yielding bite.

The ingredient carries significant cultural weight across several cuisines. In Greece, smoked cod roe forms the base of taramasalata, the classic meze dip. In Japan, salted cod roe (tarako) appears in sushi, rice bowls, and as a savory component in numerous preparations. British and Northern European traditions favor it pan-fried in butter, often alongside eggs or potatoes. This range of applications stems from roe's behavior under heat: it holds its shape well when sliced thin or kept cold, making it versatile for both cooked and raw uses, while its rich, oceanic flavor stands up to bold accompaniments like butter, lemon, and cured fish.

When sourcing, fresh roe should smell clean and briny, never fishy or ammonia-like—it is highly perishable, lasting just 2–3 days refrigerated. Frozen roe keeps 3–4 months and is acceptable for most preparations, though fresh is preferable for applications where the delicate flavor is the star. Smoked, salted, and cured forms extend shelf life considerably and concentrate flavor, making them pantry staples in many traditions. The distinction between cod roe and pollock roe matters in recipes: pollock roe (mentaiko) is slightly more assertive and is the basis for Japanese spiced preparations, while true tarako is specifically cod.

Measured in: g
Storage: Fridge

Allergens

Fish

Types & varieties

Fresh Green Roe

Uncooked, firm roe with clean ocean scent; sold whole in membrane or separated into loose eggs; requires cooking before eating

Smoked Cod Roe

Cured with salt and cold-smoked; darker color and concentrated flavor; sold in blocks or logs; ready to use as spreads or dip base

Tarako (Japanese Cod Roe)

Salted and sometimes marinated with sake or squid ink; vibrant orange color; firm, slightly dry texture; often sold split and deveined

Salted Cod Roe

Heavily salted and pressed; requires soaking 2–4 hours before use; common in Mediterranean and Scandinavian cooking

Cod Roe Paste

Blended smoked roe with oil and lemon; ready to use as a spread, dip base, or sauce component

Fresh Roe vs. Prepared: When to Use What

The choice between fresh and prepared roe shapes the entire dish. Fresh roe requires cooking and rewards careful handling: slice it cold (slightly frozen if needed for clean cuts) and cook briefly over medium heat to avoid toughening. Prepared forms—smoked, salted, or pasted—skip the cooking step entirely and bring built-in flavor complexity that fresh roe lacks. Smoked roe works raw in spreads and dips, while salted roe needs soaking to remove excess salt but then performs like fresh. Tarako is ready to use straight from the package, sliced or crumbled into dishes without further cooking.

Use fresh roe for pan-frying, baking, or when the clean oceanic character should lead the dish
Use smoked roe raw in taramasalata, on toast, or folded into sauces off heat
Use salted roe after soaking; it behaves like fresh roe in cooked preparations
Use tarako raw, sliced or crumbled as a finishing component in Japanese dishes or on toast

Taramasalata: Origins and Variations

Taramasalata traces to the Greek islands, particularly those with strong fishing traditions, where smoked cod roe became the standard base when carp roe was scarce. The traditional method uses day-old bread soaked in water, squeezed dry, then pounded with smoked roe and olive oil until the mixture is pale and creamy. Some versions add a small amount of potato or garlic, though purists argue these mask the roe's character. The Black Sea Greek tradition favors carp roe for a deeper, more mineral flavor, while mainland and island Greek versions typically specify smoked cod. The dish should be served barely chilled, with good olive oil and lemon on the side, alongside crusty bread or raw vegetables.

Day-old bread soaked and squeezed dry creates the creamiest texture; fresh bread makes a gummy dip
Work the roe and bread together in a mortar or use a food processor with the machine running slowly
Add olive oil in a thin stream while working, as you would for mayonnaise, to emulsify
The finished dip should be pale pink to off-white, depending on the intensity of the roe
Serve at room temperature or barely chilled; cold dulls the flavor

Common uses

Taramasalata: the classic Greek dip combining smoked cod roe with bread, olive oil, and lemonPan-fried in butter: dusted with flour and cooked until golden; a traditional British and Northern European preparationPasta sauce: crumbled or puréed into butter or cream sauces, often with peas, chili, or white wineSpread on toast or crackers: especially smoked or seasoned roe as an appetizer componentStuffed and baked: whole roe lobes breaded and baked, or sliced and layered in gratinsJapanese preparations: sliced into sushi rolls, stirred into rice, or served with avocado as a rice bowl componentEgg dishes: folded into scrambled eggs or omelets; traditional accompaniment to boiled eggs in Eastern European cuisinesPotato dishes: sliced and pan-fried alongside potatoes, or mashed into potato salads for briny richness

Tips & pitfalls

Smell fresh roe before buying: it should smell clean and oceanic, not fishy or of ammonia—a strong off smell indicates bacterial spoilage
To slice fresh roe cleanly, chill it 30 minutes first until slightly firm; cold roe holds together better than room-temperature roe
Soak heavily salted roe in cold water for 2–4 hours, changing the water twice, to remove excess salt before cooking; fresh-tasting roe should taste briny but not aggressively salty
Don't overcook roe: high heat makes it tough and rubbery; aim for just set through, about 3–4 minutes per side over medium heat
Frozen roe should thaw slowly in the refrigerator overnight; rapid thawing at room temperature degrades texture and flavor
Smoked roe is already quite salty; taste before adding additional salt to any dish, especially taramasalata or pasta sauces
The membrane holding fresh roe eggs together melts slightly when cooked, giving a pleasant resistance; this is normal and desirable
In Japanese preparations, tarako is often split lengthwise and deveined before use; the membrane is edible but deveining produces a smoother texture

Nutrition

No USDA FoodData Central match for Cod Roe yet. We surface a per-100 g profile once a generic whole-food entry is matched and verified.

In the shops

Matched grocery products

Cod Slices
2.48 kg · Mercadona
€31.62
Salted Cod
BONPREU · kg · Bonpreu
€11.99
Cod Fritters
kg · Bonpreu
€2.99
Cod Half Piece Sliced
1.18 kg · Mercadona
€15.04
Salted Cod Loin
BONPREU · kg · Bonpreu
€8.99
Desalted Cod Crumbs
Hacendado · 285 g · Mercadona
€7.27

Good to know

Type: Fish roe (egg sac of Atlantic cod)
Color: Pinkish-orange to deep coral when raw; beige to golden when cooked
Flavor: Briny and oceanic with mild sweetness and pronounced umami depth
Texture: Firm and slightly granular when raw; turns creamy when processed; membrane melts slightly when cooked, adding pleasant resistance
Peak Season: Late winter to early spring for North Atlantic wild cod; year-round from aquaculture
Shelf Life: 2–3 days refrigerated fresh; 3–4 months frozen; smoked roe keeps 2–3 weeks refrigerated
Yield: Roe is roughly 5–10% of whole fish weight; 100g serves 2–3 as an appetizer portion
Nutritional Note: High in protein, omega-3 fatty acids, vitamin B12, and iodine
Availability: Fresh at fishmongers and Asian markets; canned, smoked, and salted forms in specialty and grocery stores
Primary Producing Regions: North Atlantic (Norway, Iceland, UK, Canada) for Atlantic cod; related species from Northwest Pacific (Russia, Japan)

Substitutes

Pollock Roe (Mentaiko/Karashi Mentaiko) — Closest flavor and texture; slightly more assertive; widely available in Japanese markets; use 1:1 in most applications
Haddock Roe — Mild-flavored white fish roe with similar texture; excellent for frying; use 1:1 as a direct substitute
Smoked Salmon Roe — Different fish but similar smoked, briny character; more expensive; better as a garnish than a cooked application
Flying Fish Roe (Tobiko) — Smaller eggs with a subtle crunch; milder flavor; suitable for sushi and garnish applications; use 1:1
Mullet Roe (Bottarga) — More concentrated, paddle-shaped; shave raw over dishes rather than cook; stronger flavor, use sparingly as a finishing element