KEY LIME CUPCAKES WITH WHITE CHOCOLATE FROSTING

Steps:

• Preheat oven to 325 degrees.
• In a mixing bowl, cream butter and sugar on high speed, until light and fluffy, about 5 minutes. On low speed, add eggs, one at a time, mixing well after each one. Add vanilla, lime zest, and juice and mix well.
• In another bowl, sift together flour, baking powder and soda, and salt. In 5 parts total alternately add dry ingrediants and buttermilk to butter, beginning and ending with dry. Mix until just combined.
• Line muffin tins with paper and fill each liner about 3/4 full.
• Bake for 25 minutes until tops are slightly browned and a toothpick inserted comes out clean. Remove and cool in pan for 10 minutes. Transfer to a wire rack to cool completly.
• In a small glass bowl, set over a pot of simmering water. Slowly melt white chocolate. Remove and let cool until slightly warm.
• In a mixing bowl, beat butter until light and fluffy. On low speed, gradually add confectioners sugar until mixed.
• Add salt, vanilla, lime juice, and sour cream and mix well.
• Add melted white chocolate and mix just until incorporated.
• Frost cupcakes and garnish with grated lime zest. Can refrigerate, but don't have to.