Dark sweet chicken wings

Ingredients

• 10 pieces of chicken wings, cut the lower part
• ½ teaspoon of garlic powder
• 2 teaspoons of ground black pepper
• Salt
• 1 teaspoon sugar
• 1 teaspoon of chili powder
• 2 tablespoons of oyster sauce
• 1 tablespoon of tomato sauce
• 200 ml water
• Vegetable oil for frying