Whether you serve this blueberry-lavender beauty for ... eggs, vanilla extract, baking powder, and baking soda make up the ...

Mix the ingredients for the drizzle together and pour over the hot cake. Sprinkle over the granulated sugar and then the lavender. Leave to cool completely in the tin before slicing.

Read more: 30 Types Of Cake, Explained Here's what sets essential oils apart from extracts ... the source — whether that be a ...