In a large pot, wok or frying pan, add 2 tablespoons hoisin sauce, 2 tablespoons tomato ketchup, 1 tablespoon golden syrup, 2 tablespoons caster sugar, 1 tablespoon soft dark brown sugar, 150 millilitres pork stock, 1 tablespoon oyster sauce, 1/2 teaspoon light soy sauce, 1/2 teaspoon dark soy sauce, 1/4 teaspoon Chinese 5-spice, 1/4 teaspoon white pepper, 1/4 teaspoon MSG, 1/4 teaspoon smoked garlic powder, 1/2 teaspoon beetroot powder, Pinch sea salt and 1 teaspoon rice wine. Stir well over a medium heat until the mix begins to boil. Reduce the heat to low and simmer for 2 minutes.