Flynn says for a rack of spare ribs, you’ll want the internal temperature to be around 195°F to 200°F. For baby back ribs, aim for an internal temperature of 145°F.

To make sure your spare ribs get tender, you should be watching your temperature closely. Apart from the aforementioned cooking temperature of 225 degrees, the goal temperature for the ribs ...

The ideal mid-range cooking temperature for ribs is 225 degrees Fahrenheit, which is just enough to slowly cook ribs without drying them out.

Like any ribs, the key to tender spare ribs is to go low and slow, and they can be used in any recipe where baby back ribs are used. They are just going to need more time — up to 50% longer.