How do you cook a steak that has already been cooked?

You can't really "cook" a steak that's already cooked!

Here's why:

* Cooking is about applying heat to change the texture and flavor of food. Once a steak is cooked, the heat has already done its job.

* Reheating a steak will simply make it warmer. It won't further cook it.

What you can do:

* Reheat the steak to desired temperature. You can use a stovetop, oven, or even a microwave to reheat the steak gently.

* Consider reheating methods that add flavor. You can sear the steak in a hot pan with butter and herbs, or use a grill to give it some char.

* Add sauce or toppings. To boost the flavor of reheated steak, you can serve it with a sauce like chimichurri or a creamy mushroom sauce.

If you're trying to avoid overcooking the steak:

* Use a low heat for reheating. This will help prevent the steak from drying out.

* Don't reheat for too long. Check the steak frequently to make sure it doesn't get overcooked.

* Consider slicing the steak. This will help it reheat more evenly.

Let me know if you have any other questions about cooking steak!