Hot food temperature check
- Safe minimum internal temperature, °F (FDA)
- 145
- Degrees still to gain, °F (below zero means above the minimum)
- -6
- Rest time before serving, minutes (FDA)
- 3
- Portions held on this reading
- 24
Every figure on this page is computed from the inputs you enter, by the method stated below it. The only constants ProbeLedger supplies are the published temperatures, holding limits, allergen list and HACCP principles, each cited where it is used. The defaults are a worked example to replace with your own.
The figures above start from a worked example (145). Change any input and the answer updates as you type.
Download the Hot food temperature check worked example (CSV)
This checks a probe reading against the published minimum for what was cooked. Pick the food, from beef, pork, veal and lamb through ground meat, poultry, fin fish and egg dishes to reheated leftovers and hot holding, enter the reading from the probe and the portions in the batch, and the page returns the FDA safe minimum internal temperature, the degrees still to gain, the rest time before serving where one applies and the portions held on this reading. The targets are the FDA's figures, cited below; the reading is yours.
One target per food, and the rest time is part of it
The FDA's safe minimum internal temperatures are specific: beef, pork, veal and lamb chops, roasts and steaks at 145 °F with a 3 minute rest time, ground meat at 160 °F, poultry at 165 °F, fin fish at 145 °F or until the flesh is opaque and separates easily with a fork, egg dishes at 160 °F, and leftovers and casseroles at 165 °F. The page looks up the target for the food you picked and prints the rest time with it, because a steak pulled at 145 and served at once has skipped part of the rule.
The shortfall is the number to act on
A reading of 151 on a roast is 6 degrees over the 145 target, and the page prints the shortfall below zero to say so. A reading of 158 on poultry is 7 degrees short, and the page prints 7, which is the instruction: back in the oven, probe again. Printing the gap rather than a pass or fail keeps the cook looking at the thermometer rather than at a colour.
Hot holding is its own line at 140
Cooked food kept hot for service is held at an internal temperature of 140 °F or warmer, and fully cooked ham is reheated to 140 °F. That is a different rule from the cooking minimum, and the page carries it as its own option so the reading from the hot cupboard is checked against the right number. The temperature log planner on this site plans how often that reading is taken.
Hot food temperature check: common questions
Is this a free hot food temperature checker?
Yes: the target, the shortfall and the rest time are computed here for free with no account, and you can print the check. ProbeLedger Pro records the reading against the batch, the unit and the service day with the person who took it, and flags the short reading for a corrective action.
Is this for home cooking?
It is written for the kitchen keeping a record: the reading is the operator's probe check against the FDA figure, saved as evidence. The figures are the same ones a home cook would use, but the record is the point of this page.
What about Great Britain?
The Food Standards Agency's cooking figure is 70 °C for 2 minutes, with equivalent combinations such as 75 °C for 30 seconds, and it is cited on the temperature log page. This tool carries the FDA's per-food minimums in Fahrenheit; a Celsius table for GB is on the list, with its own licensed source.
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Where the constants in this tool come from
FDA, safe food handling. The safe minimum internal temperatures per food, the 3 minute rest time and the 140 °F reheat figure.
FDA, serving safe buffets. Hot foods kept at an internal temperature of 140 °F or warmer.
Cite or embed this figure
Hot food temperature check (Safe minimum internal temperature, °F (FDA)): 145, ProbeLedger, worked example.
Cite as: "Hot food temperature check, ProbeLedger", updated 2026-09-03, https://probeledger.com/tools/hot-food-temperature/.