In a large wok or pan over medium heat, tip in hoisin sauce, oyster sauce, soy sauce, honey, 5 spice powder, shaoxing wine, salt, sugar, and water. Stir to mix and let simmer for 3 - 5 minutes. Taste and adjust accordingly.
½ cup hoisin sauce, ¼ cup oyster sauce, ⅓ cup soy sauce, 1 tbsp honey, 1 tsp 5 spice powder, 2 tbsp shaoxing wine, 1 ½ tsp salt, 1 cup water, 2 tbsp sugar