All I have ever done is give the BBQ a bit of time to heat up before I plan on actually cooking the food. A few minutes in high heat chars any remnants of the l

All I have ever done is give the BBQ a bit of time to heat up before I plan on actually cooking the food. A few minutes in high heat chars any remnants of the last BBQ session and then I just knock the stuff of the top with a spatula before throwing that day's food on.