It's particularly hard to use the thermometer correctly if your baby is under three months. Her ear canals are likely to be too small. But if your baby is older, here's how to use an ear thermometer: Don't use a strip-type thermometer, which you hold on your baby's forehead, to check your baby's temperature.
For medium rare on a 1 inch top sirloin boneless steak, total cooking time should be about 8 to 10 minutes. For a 2 inch boneless top sirloin total cooking time of about 18 minutes will give medium rare results. Ideally, you should be using a great instant-read meat thermometer.
1 It's very important to have the temperature right to grill a steak properly. 2  Place steaks on very hot grill and close lid. This will help the sirloin cook from all angles and sear in the juices.  Grill the steak with lid down for 4-5 minutes depending on thickness.