Mix the water, syrup, salt, vanilla, onion, pepper, cinnamon, and nutmeg in a medium sauce pan
Heat until it simmers the let it simmer 1 - 2 minutes stirring frequently
Remove from heat and poor in to ice water
When the brine is cool add the brine to a large Ziploc bag with the pork chops
Place in the refrigerator for 4 hours
Remove the pork chops from the brine, rinse, and pat dry
Preheat the BGE to 450-500° measured at the dome
Cook the pork chops 5 minutes on one side then flip
Cook for another 5 minutes or until the Thermapen measures 145°
Pull the pork chops and let them rest 5 minutes before serving