A few weeks ago, I spotted something rather breathtaking on Instagram. A woman (you could call her a genius actually) named Adi Klinghofer invented an incredible "cake" and it went viral. The "cakes" are actually more like a cream tart - 2 layers of biscuits, filled and topped with cream and beautifully decorated with fruit, flowers, sweets, meringues and macarons. The wonderful thing about this Celebration Cream Tart is that you need no fancy equipment or skills to make it! You can make the biscuits into numbers, letters or any shape you like (with Valentine's Day around the corner, I naturally...