Fermented Condiments & Pastes

Ají Paste

Also: pasta de ají, ají molido, crema de ají, ají mirasol paste, ají panca paste

A Peruvian blended chili paste made from fresh or dried ají varieties that serves as the aromatic and chromatic base of most Peruvian cooking.

/ah-HEE PAS-teh/From Quechua uchu (chili pepper), later adapted to the Spanish ají in the colonial period. The domestication of Capsicum baccatum on the Andean coast dates to at least 6,000 BCE.

Definition

Ají paste is the indispensable flavor foundation of Peruvian cuisine — what sofrito is to Spanish-Caribbean cooking or what gochujang is to Korean kitchens. The term encompasses a family of varietal pastes, each with its own color, heat, and flavor register. Ají amarillo paste (made from the bright orange-yellow Capsicum baccatum var. pendulum) is the most common: fruity, floral, and moderately hot, it gives ceviche its characteristic hue and causas their golden color. Ají panca paste is made from sun-dried Capsicum chinense of a deep burgundy-red color; it is smoky, raisin-sweet, and nearly mild — the base for adobos and estofados. Ají mirasol is the dried form of ají amarillo and yields a paste with greater complexity and a deeper orange. To prepare any varietal paste, fresh ajíes are briefly boiled or soaked (if dried), then blended with a small amount of oil and salt to a smooth, vivid purée. Industrial versions are sold jarred throughout Peru and in Latin markets globally. In the kitchen, cooks build a sofrito by blooming ají paste in oil with onion and garlic — this aderezo is the flavor base of most Peruvian braises, soups, and stews. Layering two or more ají pastes in a single dish — say, amarillo for brightness and panca for depth — is a standard technique, and the ratio becomes the cook's personal signature. Because the capsaicin compounds are fat-soluble, frying the paste in oil before adding liquid is critical both for color development and for softening any raw bitterness.

In use

Heat two tablespoons of oil in a cazuela, add two tablespoons of ají amarillo paste, and fry, stirring constantly, until the paste deepens in color and the oil turns vivid orange — about three minutes — before adding the onion and garlic.

See also

Related terms

References

  1. 1.The Art and Soul of Baking — Cindy Mushet (context: paste technique)
  2. 2.Nobu Now — Nobu Matsuhisa (context: aji amarillo use)
  3. 3.Peru: The Cookbook — Gastón Acurio
  4. 4.Cocina Peruana — Instituto Peruano de Gastronomía

Confidence: high

Notes

Blooming is non-negotiable

Raw ají paste added directly to liquid produces a flat, slightly acidic flavor. Frying it in oil for two to four minutes transforms the paste: carotenoid pigments migrate into the fat (intensifying color), harsh volatiles cook off, and the Maillard reaction develops a roasty, complex undertone that defines the aderezo.

Freezing varietal pastes

Peruvian home cooks routinely blend a kilogram of fresh ajíes into paste and freeze it in ice-cube trays. A single cube (roughly one tablespoon) is enough to start most weeknight dishes. Frozen paste keeps three months with negligible flavor loss.