Chicken Drumsticks with Peach BBQ Sauce

Name: Chicken Drumsticks with Peach BBQ Sauce
Ingredients: * 4c water; * 1 tbsp kosher salt (coarse salt); * 2 tbsp brown sugar; * a few sprig fresh thyme; for the sauce:; * 2 slice bacon*; * 1 bunch fresh thyme (pull out a few sprig for brine); * olive oil; * 1/2 onion, diced; * 2 clove garlic, minced; * 2c ketchup (i prefer no high fructose corn syrup); * 1c peach preserve*; * 1/4 c brown sugar; * 1/4 c molass; * 2 tbsp red wine vinegar or cider vinegar; * 1 tbsp dry mustard powder; * 1 1/2 tsp smoked paprika; * 1/2 tsp black pepper; * pinch (up to ⅛ tsp) cumin