125g/4陆oz fresh or frozen blueberries
1 tsp plain flour
1 tsp baking powder
陆 tsp bicarbonate of soda
录 tsp ground cinnamon
butter, coconut oil or cooking oil spray, for greasing
125ml/4fl oz honey or maple syrup
100ml/3陆fl oz extra virgin olive oil
陆 tsp fine sea salt
1 tbsp granulated sugar, for sprinkling (optional)
2 tsp vanilla extract
250g/9oz wholemeal flour
2 free-range eggs, preferably at room temperature
140g/5oz Greek-style yoghurt