Answer: If you thawed the steaks in the refrigerator, you’ve got some time. Steak that’s been defrosted in the fridge can be safely kept for an additional 3 to 5 days in the refrigerator before cooking, says the U.S. Department of Agriculture. You also can safely refreeze the steak within that same timeframe.On the other hand, if you thawed the steak in the microwave or in cold water, the USDA advises that you cook it immediately. That’s because with either method, the steak could have at least temporarily warmed up to a temperature higher than 40°F.ou also can safely refreeze the steak within that same timeframe. On the other hand, if you thawed the steak in the microwave or in cold water, the USDA advises that you cook it immediately. That’s because with either method, the steak could have at least temporarily warmed up to a temperature higher than 40°F.