INGREDIENTS Makes: 12 cupcakes FOR THE CUPCAKES 225 grams plain flour 2 teaspoons baking powder ½ teaspoon bicarbonate of soda 1 pinch of salt 100 grams very soft unsalted butter 100 grams soft light brown sugar 2 large eggs 75 millilitres plain yoghurt 75 millilitres maple syrup FOR THE MAPLE BUTTERCREAM 125 grams very soft