Cinnamon bun mug cake

Hands up who fancies all of the flavours of a delicious, sticky cinnamon bun… in a quick and easy, weight loss-friendly mug cake! serves 1 8 1/2 Syns per cake ready in 15 mins For the cake: 25g self-raising flour ½ tsp ground cinnamon 1 medium egg, separated 25g fat-free natural Greek yogurt ½ level tbsp sweetener granules 30g raisins (save a few to decorate) ¼ tsp vanilla extract For the topping…

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