The original recipe for HP Sauce was invented and developed by Frederick Gibson Garton, a grocer from Nottingham. He registered the name H.P. Sauce in 1895. Garton called the sauce HP because he had heard that a restaurant in the Houses of Parliament had begun serving it. For many years the bottle labels have carried a picture of the Houses of Parliament. Garton sold the recipe and HP brand for the sum of £150 and the settlement of some unpaid bills to Edwin Samson Moore. Moore, the founder…