I Tried Queen Elizabeth II's Favorite Cake Recipe
"<b>It is her favorite cake that she eats until it is all gone.</b> If there is anything left when she has it at Buckingham Palace," Chef McGrady said, "it then goes to Windsor Castle so she can finish it there. I used to travel on the train from London to Windsor Castle with the biscuit cake in a tin on my knee. It was half eaten."
Source: buzzfeed.com