Korean Chili Oil (Gochu-gireum, 고추기름)

What it is

Korean chili oil made by infusing oil with gochugaru (Korean chili flakes), yielding a vivid red, gently spicy aromatic oil used as a base and finish rather than a fiery condiment.

How it's made

Gochugaru is gently warmed in oil (often with garlic, scallion, sesame) and strained or left rustic; the goal is to extract color and fragrance without scorching.

Flavor profile

Warm, fragrant, mildly spicy, with gochugaru's characteristic fruity-smoky note; less aggressive than Sichuan oils. Smoke point: base-oil dependent.

Culinary uses

The reddening, flavor-building base for dishes like yukgaejang and spicy soups and stir-fries; a finishing drizzle for noodles and bokkeum.

Regional variations

Korean home cooks make it fresh; it is more a technique/base than a bottled-condiment culture compared to China.

Cultural & historical context

Built on gochugaru, the chili flake that (alongside gochujang) defines the Korean palate after chili's 16th–17th century arrival on the peninsula. The oil extends gochugaru's color and aroma into fat-soluble dishes.

Why it can't be substituted — Gochugaru's specific fruity-smoky flavor and color are central; generic chili oil shifts a Korean dish away from its expected profile.

Reference notes

• Tags: `infused-oil`, `chili`, `korean`, `gochugaru-base`
• Related ingredients: gochugaru, gochujang, sesame oil
• Related cuisines: Korean
• Suggested Cuisinopedia links: `gochugaru`, `gochujang`, `yukgaejang`

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