Marmite™
noun /ˈmɑːmaɪt/
  /ˈmɑːrmaɪt/
[uncountable]- (in the UK) a dark substance with a strong taste made from yeast and spread on bread, etc. synonym yeast extract- Marmite sandwiches
 CultureMarmite was first produced in 1902. Marmite is thought of as a traditional British food, especially in sandwiches or on toast.