Whatâs the difference between fat soluble and water soluble vitamins, and what is its significance for people with cystic fibrosis? Water soluble (Vitamin C and all of the B vitamins): Water soluble vitamins are vitamins that our bodies do not store. These vitamins dissolve in water when they are ingested, then go in to the blood stream.
How long and at what temperature should I cook a beef roast in the oven? Roasting is a great cooking method for a large, tender cut of beef  such as a rib or sirloin roast.Sirloin-tip, rump, rolled-rump, eye-of-round or top-round roasts will also benefit from this cooking method if they are graded prime or choice.ooking at a constant oven temperature of 300Â°F (160Â°C), a 5- to 8-lb standing rib roast will take 17-19 minutes per pound for rare, 20-22 for medium rare, 23-25 minutes for medium, and 27-30 minutes for well done.
My sister-in-law taught me the perfect way to cook a roast beef. Preheat oven to 400, put roast in a pan with 1 cup of water, season with salt & pepper, and quarter one peeled onion and place around the roast.Cook for 1/2 hour, then reduce the temperature to 350 and cook for an hour. The first half hour at the higher heat, sears the meat and seals in the juices.emove roast from refridgerater 2 hours before cooking. Cook for 25 minutes at 450 degrees. Reduce heat to 350 and continue cooking uncovered for one hour, or roughly 16 to 18 â¦ minutes per pound. Let stand for 20min before cutting.