Kue Keju Beludru Merah

Bahan-bahan (12 porsi)

• 2 kotak campuran kue beludru merah
• 1 pound cream cheese (2 {8 ounces packages})
• ½ cup sour cream
• ¾ cups gula pasir
• 3 telur
• 1 tablespoon vanila
• 1 pound cream cheese (room temperature)
• 1 cup unsalted butter (room temperature)
• 2 teaspoons ekstrak vanila
• 1 ½ cups gula bubuk