Neither of these things are guaranteed to happen if you get the flu vaccine when you are sick, but they are possibilities. If you have just a mild illness, there is no reason to wait to get vaccinated.
Early in the day, let roast stand at room temperature at least 1 hour before cooking. Preheat oven to 375 degrees. Rub meat ... the outside and rare in the middle. Meat will be very brown ... stand at room temperature for at least one hour.
1 Place the roast in the oven for 20 to 25 minutes, searing the outer surface. 2  Turn the oven temperature down to 325Â° and continue to cook until done. 3  The roast should be removed from the oven when the internal temperature reaches 135Â° to 140Â° and then allowed to stand for 10 to 15 minutes before carving. Sear the roast before roasting. 2  To sear in the oven, have the oven preheated to 450Â° to 475Â°. 3  Place the roast in the oven for 20 to 25 minutes, searing the outer surface. 4  Turn the oven temperature down to 325Â° and continue to cook until done.