<P> In 2002, the British Dietetic Association allowed manufacturers of canned baked beans to advertise the product as contributing to the recommended daily consumption of five to six vegetables per person . This concession was criticised by heart specialists, who pointed to the high levels of sugar and salt in the product . However, it has been proven that consumption of baked beans does indeed lower total cholesterol levels and low - density lipoprotein cholesterol, even in normo - cholesterolaemic individuals . Some manufacturers produce a "healthy" version of the product with reduced levels of sugar and salt . </P> <P> Baked beans are known on occasion to cause a considerable increase in flatulence following consumption; this is due to the fermentation of polysaccharides (specifically oligosaccharides) by gut flora, specifically Methanobrevibacter smithii . The oligosaccharides pass through the small intestine largely unchanged; when they reach the large intestine, bacteria feast on them, producing copious amounts of flatus . </P> <P> This condition is referenced in multiple works of popular culture . Some prominent examples include: </P> <Ul> <Li> The campfire scene in Mel Brooks's film Blazing Saddles, in which the cowboys' banter is punctuated by fusillades of flatulence </Li> <Li> The UK children's song, "Beans, Beans, Good for the Heart" </Li> <Li> The U.S. children's song "Beans, Beans, the Musical Fruit" </Li> </Ul>

When did baked beans became part of english breakfast