In a small bowl, combine coffee and liqueur; set aside.
In a large bowl, beat cream cheese and sugar until smooth. Beat in sour cream, milk and vanilla until blended.
Layer one package of ladyfingers in an ungreased 11x7-in. dish; brush with half of coffee mixture. Top with half of cream cheese mixture. Repeat layers (dish will be full).
Cover and refrigerate 8 hours or overnight. Just before serving, sprinkle with cocoa. Yield: 12 servings.
Notes
This variation of the popular Italian dessert is so easy to assemble. It’s convenient, too, since you can make it the day before your dinner party or potluck