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Precision Cooks

Sous vide and precision cooking, made simple: times, temperatures, and technique that work.

Times, temperatures, and technique you can actually trust.

Times, temps and safety

Community · 6 threads

Target temperatures, how long is too long, and the is-it-safe questions.

Every cook who buys a circulator arrives at the same three questions: what temperature, for how long, and is that actually safe. This is where readers ask them out loud, and where the answers get held to a higher standard than the rest of the board, because a wrong steak is just dinner while a wrong safety answer is not.

Turkey breast at 150°F came out faintly see-through in the middle and half the table wouldn't touch it. Was I wrong? started by tessak, Aug 9, 2026

5 replies · 260 views · last reply by tessak, Aug 30, 2026

Second day of a 48 hour brisket and I'm starting to wonder whether hours 25 to 48 do anything at all started by weeknightdad, Aug 2, 2026

6 replies · 300 views · last reply by weeknightdad, Aug 5, 2026

My duck breast came out PINK in the middle and now I'm scared I poisoned everyone. Chicken has to hit 165 so why is pink duck a thing?? started by Sammy R., Jul 8, 2026

4 replies · 220 views · last reply by tessak, Jul 11, 2026

My sous vide bag floated up and half the steak sat above the water for like 40 minutes. Is it ruined, or worse, unsafe?? started by garagegriller, Jun 28, 2026

5 replies · 300 views · last reply by garagegriller, Jul 5, 2026

2-inch ribeyes at 1 hour came out cool in the middle. How long does sous vide steak actually need by thickness, and how long is too long? started by tessak, Jun 6, 2026

5 replies · 340 views · last reply by tessak, Jun 28, 2026

Cooked chicken breast at 140°F and my family staged a walkout. Am I actually right that it's safe? started by weeknightdad, Oct 14, 2025

4 replies · 470 views · last reply by weeknightdad, Oct 18, 2025

The ground rules under every answer here

If you read one thing before posting a safety question, make it this: pasteurisation is a time and temperature pair, not a single magic number. Lower temperatures can be perfectly safe when food is held there long enough, and the clock only starts once the core of the food reaches the bath temperature, which is governed by thickness, not weight. Most of the confusion in this section dissolves once that clicks.

The moderators repeat two rules in almost every thread, and they're worth internalising. Numbers come from reputable published tables, not from a half-remembered forum reply, this one included. And anyone at the table who is pregnant, immunocompromised, very young, or elderly gets food cooked to the standard conservative temperatures, no exceptions and no negotiating.

The times and temperatures guide collects the numbers this section keeps reaching for, and the food safety guide explains the reasoning behind them, which is the part that actually wins the argument at your own dinner table.