Step 1

Heat oven to 325°F.

Step 2

Combine nuts, 2 Tbsp. sugar and butter; press onto bottom of 9-inch springform pan. Bake 10 min.

Step 3

Meanwhile, beat cream cheese, 1 cup sugar and flour in large bowl with mixer until blended. Add sour cream and liqueur; mix well. Add eggs, 1 at a time, mixing on low speed after each just until blended.

Step 4

Pour cream cheese batter over crust. Bake 1 hour 5 min. or until center is almost set. Run knife around rim of pan to loosen cake; cool before removing rim. Refrigerate cheesecake 4 hours.