Smoke burgers at 225°F for 30 minutes.
Lightly brush burgers with oil, then sprinkle with salt and pepper and place on a hot grill.
Finish burgers for a minute on the first side, flip, and add a slice of cheddar. Finish second side for a further minute.
Lightly toast buttered buns, and slice some beetroot.
Build burger with slaw on top. Add BBQ sauce if desired