Place in a water bath, and bake in the oven for 2 hours. ­Remove the foil, allow the cake to cool, and refrigerate. When really cold, remove the cake from the pan.

Some recipes ... one-third of the cake mixture into a medium-size bowl. Out of that amount, remove about one-quarter and place it in a smaller bowl, then mix in the black sesame paste.

Line a 20cm cake tin with baking parchment. 2. Combine the flour, semolina, sugar, water, yeast and sesame seeds together in a bowl, by hand or using a stand mixer. 3. Blend the olive oil and ...