Complex sentence: Heinz baked beans became very successful as an export to the UK, where canned baked beans are now a staple food, in America the H. J. Heinz Co. continue to sell baked beans, however they are not always as widely distributed as competing American brands.
Split into simpler sentences: Heinz baked beans became very successful as an export to the UK, where canned baked beans are now a staple food. In America, the H. J. Heinz Co. continue to sell baked beans, however they are not always as widely distributed as competing American brands.