A rub is a spice and herb mixture that’s spread over foods, especially meat and poultry, before slow cooking. Rubs are most often used in grilling and smoking because they stick to meat during the process. To use rubs, work a generous amount into the meat up to 24 hours before cooking; cover and refrigerate the meat until ready to use. Apply a second coat just before grilling or smoking.
To make a sweet-hot barbecue rub: