Costata di Tonno Cotta Lentamente su Carboni Giapponesi

**Costata di Tonno Cotta Lentamente su Carboni Giapponesi**

Costata di Tonno Cotta Lentamente su Carboni Giapponesi is a signature dish at Roji in Nola, Italy, as highlighted by creator Jana Food Porn. The dish represents a fusion of Italian ingredient sourcing with Japanese grilling technique. The name translates to "tuna steak slowly cooked over Japanese charcoal," referencing the use of high-quality binchotan charcoal, which burns clean and hot, allowing for precise, gentle heat.

The dish centers on a thick cut of tuna, typically from the prized ventresca or belly, seasoned simply to let the fish's natural richness shine. It is then cooked low and slow over the binchotan, a method that imparts a subtle smokiness while keeping the interior buttery and rare. A great version is distinguished by the perfect contrast between a lightly charred, smoky exterior and a cool, sashimi-like center. The quality of the tuna is paramount—it must be impeccably fresh and fatty.

While the dish as prepared at Roji is a specific creation, it draws on broader culinary traditions. In Japan, binchotan grilling is used for high-end yakitori and fish, while in Italy, tuna is often served seared or raw in crudo preparations. Regional variations might include a lighter marinade of soy and citrus in Japan, or a drizzle of olive oil and herbs in Italy. At Roji, the dish exemplifies the modern Italian-Japanese fusion movement, where local ingredients meet meticulous Japanese technique.