Matcha Green Tea Cupcakes with Matcha Buttercream sweetmouthjoy.com Delicious matcha green tea sponge cupcakes topped with a decadent swirl of matcha vanilla buttercream and a drizzle of melted white chocolate. submitted by Sweet Mouth Joy buttercream cupcakes desssert frosting green food green tea matcha snacks sponge cake st paddy's day st patrick's day sweet treats Entry Permalink Report Post