answers: Houses of Parliament
context: HP Foods HP Foods Limited, formerly based in Birmingham, England, was best known as the producer of HP, Lea & Perrins and Daddies sauce brands. It was also the UK licensee, from Heinz, of Chinese food and condiment brand Amoy Food. Formerly the Midlands Vinegar Company and Smedley HP Foods Limited, it was acquired by Imperial Foods, a division of Imperial Group. Edward Eastwood and his nephew Edwin Samson Moore established the Midland Vinegar Company at Aston, Birmingham in 1875. HP Foods Ltd was retained by Imperial's parent company Hanson plc even after the demerger of the Imperial Group. It </s> HP Sauce HP Sauce is a brown sauce originally produced by HP Foods in the United Kingdom, now produced by the H. J. Heinz Company in the Netherlands. It was named after London's Houses of Parliament. Since its first appearance on British dinner tables, HP Sauce has become an icon of British culture. It was the best-selling brand of brown sauce in the UK in 2005, with 73.8% of the retail market. HP Sauce has a tomato base, blended with malt vinegar and spirit vinegar, sugars (molasses, glucose-fructose syrup, sugar), dates, cornflour, rye flour, salt, spices and tamarind. It is </s> restaurants provide a bottle on each table. Over 120,000 gallons is consumed annually, the highest per-capita consumption in the world. In Japan, Worcestershire sauce is labelled "Worcester" (rather than "Worcestershire") in katakana. Thicker, Worcestershire sauce-based sauces are manufactured there under brand names such as Otafuku and Bulldog, but these are brown sauces more similar to HP Sauce rather than any type of Worcestershire sauce. Tonkatsu sauce is a variation of Worcestershire sauce associated with the dish tonkatsu. It is a vegetarian sauce made from vegetables and fruits. Gy-NGuang Worcestershire sauce has been produced since 1917. Holbrook's worcestershire has been produced
question: what does hp stand for in the sauce