So, what's the difference between beef rib roast and prime rib? Well, it all comes down to the grading of the meat. Prime rib is a specific grade of beef that's known for its rich flavor and tender texture. But, not all beef rib roast is prime rib - got it?
Think of it like wine - just because a wine is from a specific region doesn't mean it's automatically high-quality. Same thing with beef rib roast and prime rib: just because they come from the same cut of meat doesn't mean they're the same thing. Make sense?