Birthday Cake: 17th Birthday Mini Cooper Cake crumbleandcrunchBirthday CakesBaking, Birthday, Cake, fondant, mini cooper, sugar paste, vanilla spongeLeave a comment I made this Birthday cake for my younger sister’s 17th Birthday. Now she can officially take to the roads (God help us) I decided to make her a cake decorated to look like her dream car, the classic Mini Cooper. Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading...