Confetti Cupcakes

Bahan-bahan (12 porsi)

• 1½ cups cake flour
• 1 teaspoon baking powder
• ¼ teaspoon salt
• ½ cup (1 stick) unsalted butter, (at room temperature)
• 1 cup granulated white sugar
• 1 large egg
• 1 large egg white
• 2 tablespoons vegetable or canola oil
• 1 tablespoon vanilla extract
• ½ cup whole milk
• ⅓ cup assorted brightly colored sprinkles
• ½ cup (1 stick) unsalted butter, (at room temperature)
• 8 ounces cream cheese, (at room temperature)
• 2½ cups powdered sugar, (pressed through a sieve to remove lumps)
• 1 tablespoon vanilla extract
• 1 tablespoon whole milk, (more or less as needed)
• ¼ cup assorted brightly colored sprinkles