On the importance of searing steaks

Two tenderloin fillets what have been cooked to medium-rare via sous vide.  the steak on the left has then been seared for 30 seconds on each side, the steak on the right is unseared.

Here at the primary testing facility, we recently acquired our first sous vide immersion circulator. Since this is a novel cooking technique for us we have many questions. In this post we seek to find out how important searing really is when cooking steaks?

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Thanksgiving Cow

Uncooked Roast

Here at the primary testing facility, it’s no secret that we like red meat.  So, when we found standing rib-roasts on sale shortly before Thanksgiving, we couldn’t resist doing a science to one of them (getting two for control, seemed a bit excessive).

Initial observation:
Roast recipes have always seemed to be a bit of a dark art, with mysterious temperature changes in the middle, cooking times based on mass rather than linear dimensions.  These peculiar practices seem to produce delicious results, and presumably have something to do with how heat flows into the meat during cooking.  In this post we hope to shed some light on how heat flows through a roast.

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