Easy sour-cream cupcakes - Better Homes & Gardens Australia

Ingredients

• 125g unsalted butter, chopped, softened
• 1 cup caster sugar
• Finely grated zest of 2 lemons
• 3 eggs
• 1 egg yolk
• 1 tsp vanilla bean paste
• 1 cup plain flour
• 2 tsp baking powder
• 1/2 cup almond meal
• 3/4 cup sour cream
• 2 cups pure icing sugar, sifted
• 2 Tbsp boiling water
• Extra 2 tsp unsalted butter, softened
• Pink food colouring, to tint
• Edible icing flowers, to decorate