How Many Calories Are There in a Roast Dinner?

A typical beef pot roast dinner consists of beef roast, onions, carrots and potatoes. This type of beef pot roast dinner contains 318 calories for a 6-ounce serving or 423 calories for an 8-ounce serving, according to the Cattlemen's Beef Board and National Cattlemen's Beef Association.

The cuts of beef they recommend for pot roasting are chuck pot roast, short ribs or lean cuts of shoulder steak, bottom round rump roast, round steak or brisket. Additionally, the cuts of beef they recommend for oven roasting are strip roast, ribeye roast, or lean cuts of tenderloin roast. Lean cuts typically contain roughly 150 calories in a 3-ounce serving.