Safe Sushi Cooking Temperatures: FDA Guidelines & Best Practices

FDA Minimum Internal Temperatures for Sushi & Fish

The FDA's Food Code mandates that fish intended to be eaten raw must be frozen at -4°F (-20°C) for 7 days or -31°F (-35°C) for 15 hours to kill parasites like Anisakis. However, cooked fish used in sushi rolls must reach 145°F (63°C) internal temperature, measured at the thickest part. This applies to all cooked seafood including shrimp tempura, crab, scallops, and salmon when used in cooked preparations. Different proteins have identical temperature requirements under FDA guidelines, though cooking times vary by thickness and density.

How to Correctly Measure Temperature with a Food Thermometer

Insert a calibrated food thermometer into the thickest part of the fish fillet or protein, avoiding bone or the metal pan. Digital instant-read thermometers are most reliable and should be checked in multiple locations across the sushi roll or piece to ensure even cooking. Allow the thermometer to stabilize for 2-3 seconds before reading. For rolled sushi, carefully insert the thermometer horizontally through the center of the roll into the thickest protein component. Never rely on color alone—properly cooked fish can still appear translucent while meeting temperature requirements.

Common Undercooking Mistakes & Resting Time

Many cooks remove fish from heat when it reaches 140°F, forgetting that carryover cooking adds 5°F as the protein rests. Remove sushi-grade fish from heat at 140°F and let it rest for 3-5 minutes before serving to reach the safe 145°F threshold without overcooking. Another common error is inadequate thermometer contact—surface readings don't reflect the interior temperature where harmful bacteria like Salmonella and Listeria survive. High-heat searing (used in some specialty rolls) can create a safe exterior while leaving the center dangerously undercooked; always verify internal temperature, especially for thick-cut sashimi-style pieces used in cooked preparations.

Get real-time food safety alerts—start your free trial today.

Real-time food safety alerts from 25+ government sources. AI-scored by urgency. Less than one bad meal a month — $4.99/mo.