Coffee Chicken Barbecue

Ingredients

• ½ tbsp garlic powder
• ½ tbsp onion powder
• ½ tbsp ground ginger
• ½ tbsp chili powder
• ½ tbsp paprika
• 2 tbsp ground coffee
• 2 tbsp brown sugar
• ½ tbsp black pepper
• ½ tsp ground cinnamon
• 2 tbsp canola oil
• 4 chicken leg quarters
• 2 tbsp cooking oil
• 1 red onion
• 1 garlic bulb
• 1 cup tomato ketchup
• ¼ cup soy sauce
• 2 tbsp oyster sauce
• 2 shots espresso
• 1 cup brown sugar
• 1 chicken cube
• ½ cup water
• salt
• ground black pepper