Step by step

Transfer the mixture to a buttered and floured cake tin and cook at 160°C for 10 minutes

Tips
If you don’t have a baking tin in the shape of heart you can use a round one that’s not too wide. The result will be lovely you could add some icing sugar in the shape of a heart.
Trivia
Valentine's Day is commemorated in the Roman martyrology on February 14, the day on which the ancient festival of Saint Febronia was also celebrated.