> wrote in message
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>
>>
>>
>> I think 80C (176F) is too low. I'd use about 120 to slow roast beef. At
>> 120, I'd guess 2 hours or so. Instead of browning it in a pan first,
>> take the meat out of the oven for about 15 minutes when it is close to
>> the desired temperature. Then turn the oven up to about 240C and put the
>> roast back in for 10 minutes. It will be nicely done on the outside.
>>
>> I'd also take the meat out of the refrigerator at least 30 minute ahead,
>> season it, and let it rest until oven time.
>
> thank you so much for replying. 80° C or 144°F is super to do meat.

80C = 176F

> > in the mean time pre-heat the oven to 130° C or 234 F.

130C = 266F

>
> turn down the oven temperature to 80° (144 F)


see above