I could not resist the idea of using olive olive instead of butter in my almond cake. I suppose it is healthier i.e. if all those articles about the benefits of olive oil is true.
Here's the recipe I followed: http://www.sassyradish.com/archives/2009/02/olive_oil_almond_cake.html
Modifications made: I have used only vanilla extract and glazed it with a simple mixture of lemon juice and sugar.