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 Road documentary "Portobello: Attack of the Clones" won London awards and was screened a number of times at the infamous Electric Cinema. The film showed how Portobello Road is threatened by high street stores changing the street's independent spirit. It featured a large number of local stallholders and influencers, and was made by local filmmakers Paul McCrudden and Alex Thomas for TAG Films. It is the setting for Paulo Coelho's 2007 novel, "The Witch of Portobello". In 2008, Ruth Rendell published a novel set in the area entitled, "Portobello". The B-side of British Singer-Songwriter Cat Stevens' 1966 single "I Love My