Spiced plum & coconut cake - Good Food Middle East

Ingredients

• 200g butter , melted
• 200g Greek-style coconut flavoured yogurt , plus extra to serve (optional)
• 200g light brown soft sugar , plus 1 tbsp
• 3 medium eggs
• 1 tsp vanilla extract
• 250g self-raising flour
• 85g desiccated coconut
• ½ tsp baking powder
• 1 tsp ground mixed spice
• 1 tsp ground cinnamon
• 4 plums , halved, stoned and cut into wedges
• handful of coconut flakes , or extra desiccated coconut (optional)