INGREDIENTS
makes 12 cupcakes
6 tbsp
unsalted butter, softened
1
and 1/3 cup granulated sugar
1
and 1/4 teaspoon baking powder
1/4 tsp
salt
1 tsp
pure vanilla extract
2
large eggs plus one egg yolk
1
and 1/3 cups all-purpose flour
3/4 cup
milk
1/3 cup
mini M&Ms
1/3 cup
unsalted butter, softened
1 tsp
pure vanilla extract
3 cups
powdered sugar
3 tbsp
milk
sprinkles, optional