Matcha Green Tea Cupcakes

Ingredients

• 1 cup unsalted butter (room temperature)
• 2 cups sugar
• 3 tsp vanilla extract
• 6 large eggs
• 3 cups all-purpose flour
• 3 tbsp matcha green tea powder
• 1 tsp baking soda
• 1 tsp salt
• 1 1/2 cups sour cream
• 2 cups unsalted butter (room temperature)
• 1 tsp vanilla extract or seeds from 1 vanilla bean
• 5 cups confectioner’s sugar
• 3 tbsp matcha green tea powder (plus extra for dusting)
• Matcha kit kats (for decorating)