Gary's Grilled Chicken

Ingredients

• 1 1/2 cup firmly packed brown sugar
• 2 1/2 tsp ground coriander
• 2 1/2 tsp ground cardamom
• 1 tsp ground cinnamon
• 1 tsp onion powder
• 2 tsp garlic powder
• 1/2 tsp red pepper seeds
• salt and pepper, to taste
• 8 chicken leg quarters