Excel ISERROR Function. The Excel ISERROR function returns TRUE for any error type that excel generates, including #N/A, #VALUE!, #REF!, #DIV/0!, #NUM!, #NAME?, or #NULL! You can use the ISERR function together with the IF function to test for an errors and display a custom message, or run a different calculation when found.
Meat is done when the temperature at its thickest point reaches the point at which it is safe to eat. That doesn't mean it's ready, though. According to USDA, ribs are done when they are 145Â°F internal temp, but they may still be tough. If you take them up to 190 to 203Â°F, the collagens and fats melt at this temp and make the meat more tender and juicy. Then they're ready!
Once you learn this proven technique for succulent smoked ribs, youâll be surprised how easy it is to make perfect ribs, every time. 1  1. Skin and rub the ribs. 2  2. Prepping your cooker for smoking. 3  3. Smoking the ribs.  4. Glaze or sauce the 1  ribs. 5. Testing for doneness.  6. Rest and cut.