PLACE rack in lowest position in oven. Heat oven to 425°F. Combine mincemeat and 1 teaspoon orange peel in small bowl; turn into pie crust. Bake 15 minutes.
BEAT cream cheese and sugar in small bowl until fluffy. Add eggs, vanilla and remaining 1/2 teaspoon orange peel; mix well. Pour over mincemeat.
REDUCE oven temperature to 350°F. Bake 25 minutes longer or until set. Cool. Serve warm or chilled. Garnish as desired.