# How long for a 8 lb prime rib

**URL:** <https://community.anovaculinary.com/t/how-long-for-a-8-lb-prime-rib/681>\
**Category:** Anova Precision® Cooker\
**Tags:** ribs\
**Created:** [December 31, 2015, 4:37pm UTC](https://community.anovaculinary.com/t/how-long-for-a-8-lb-prime-rib/681 "2015-12-31T16:37:20Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Cathleen](https://avatars.discourse-cdn.com/v4/letter/c/71c47a/32.png) [@Cathleen](https://community.anovaculinary.com/u/Cathleen)\
**Post date:** [December 31, 2015, 4:37pm UTC](https://community.anovaculinary.com/t/how-long-for-a-8-lb-prime-rib/681/1 "2015-12-31T16:37:20Z")

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I just received my Anova at Christmas and love it!&nbsp; I want to cook an 8 lb prime rib for New Years.&nbsp; How long do I need to cook for and at what temp.

C

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**Author:** ![john.jcb](https://sea2.discourse-cdn.com/flex016/user_avatar/community.anovaculinary.com/john.jcb/32/7269_2.png) [@john.jcb](https://community.anovaculinary.com/u/john.jcb)\
**Post date:** [December 31, 2015, 6:08pm UTC](https://community.anovaculinary.com/t/how-long-for-a-8-lb-prime-rib/681/2 "2015-12-31T18:08:56Z")

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Here is a link to a site I trust. I have not done a prime rib but would follw these instructions.  
  
[Simple Sous Vide Prime Rib Roast Recipe and How To Guide](http://www.modernistcookingmadeeasy.com/info/modernist-cooking-blog/more/how-to-sous-vide-prime-rib)