Oyster sauce salt, should be added to the sauce, since the oysters should provide all the savoury flavour. However, this method is prohibitively expensive. Many modern oyster sauces are thickened with cornstarch, flavoured with oyster essence or extract and darkened with caramel. Vegetarian oyster sauce prepared from mushrooms, often oyster mushrooms or shiitake mushrooms, is also popular and generally lower in price. It may contain more taste enhancers if less mushroom extract is used to reduce costs. Most of the oyster sauces available on the market contain added monosodium glutamate (MSG). In recent years MSG-free varieties can also be found. The taste
Portobello, New Zealand Portobello, New Zealand Portobello is a village beside the Otago Harbour halfway along the Otago Peninsula in Dunedin City, New Zealand. It lies at the foot of a small peninsula (Portobello Peninsula) between Portobello Bay and Latham Bay. Like scores of Dunedin features, it was named after a locality in Edinburgh, Scotland, also called Portobello. At the end of Portobello Peninsula sits a marine research station, the Portobello Marine Laboratory, which is part of the University of Otago. Close to the end of this peninsula lies Saint Martin's/Quarantine Island. Portobello features a Historical Society Museum, the "1908" Restaurant, a local