Kit Kat Birthday Cake is a delightful twist on the classic Kit Kat bar, offering a festive and indulgent treat that brings the celebration to your taste buds. This limited-edition flavour combines the signature crispy wafer layers with a creamy white chocolate coating infused with birthday cake flavour and colourful sprinkles. Introduced in April 2020, it quickly became a fan favourite for its nostalgic and sweet profile.