Hazelnut Cheesecake Supreme

Source: Bed & Breakfast Inns Online

1 3/4 cups graham cracker crumbs
2 Tbl flour 
(24 squares) 
1/4 cup hazelnut liqueur 
1/2 cup butter, melted 
1/4 cup finely-chopped hazelnuts 
1 cup sugar 2 eggs 
1 egg yolk 1 Tsp vanilla 
3 Pkg cream cheese - (8 oz ea) 

Combine crackers, nuts; stir in butter. Press mixture onto bottom and about 2 inches up sides of an 8- or 9-inch spring form pan. Set aside. 

In a large mixing bowl, beat cream cheese, sugar, flour and vanilla. Add eggs and yolk all at once, beating on low speed till combined; stir in liqueur. 

Pour filling into crust. Place in shallow baking pan in oven. Bake in a 375 degree oven 45 to 50 minutes. Cool on wire rack. 

Loosen sides of pan; cool 1 hour; cover and chill at 4 hours. ENJOY!!