Indulge in these delightful Boston Cream Cupcakes, perfect for satisfying your sweet tooth with a combination of soft cake, creamy filling, and rich ganache. 
Ingredients:
For the Cupcakes:
1 2/3 cups all-purpose flour
1 cup granulated sugar
1/4 tsp baking soda
1 tsp baking powder
3/4 cup unsalted butter, room temperature
3 large egg whites
2 tsp pure vanilla extract
1/2 cup sour cream
1/2 cup whole milk
For the Filling:
1 cup heavy cream
2 large egg yolks
3 tbsp granulated sugar
1 tbsp cornstarch
1 tsp pure vanilla extract
For the Chocolate Ganache:
1/2 cup heavy cream
6 oz semi-sweet chocolate, chopped
Directions:
Cupcakes: Preheat oven to 350°F. Mix dry ingredients; add butter, egg whites, vanilla, sour cream, and milk. Beat until smooth. Bake in cupcake liners for 18-20 minutes. Cool on a wire rack.
Pastry Cream Filling: Heat cream. Mix yolks, sugar, and cornstarch. Gradually add hot cream to yolks, return to heat until thick. Chill with vanilla.
Chocolate Ganache: Heat cream, pour over chocolate. Let sit, then stir until smooth.
Assemble: Cut a hole in each cupcake, add ganache, freeze briefly. Fill with pastry cream, dip tops in ganache. Let set.
Enjoy these luxurious treats, ideal for any celebration or just because you deserve it!
