|Crust: Preheat oven to 350.
In a food processor, combine crackers and apple juice concentrate and pulse to make fine crumbs. Press into bottom of springform pan or pie plate. Bake 10 minutes. Cool.
Filling: Melt chocolate in double boiler or over very low heat. Put remaining ingredients in bowl of food processor or blender and add melted chocolate. Process until very smooth, stopping occasionally to scrape down sides.
Pour filling into crust, smooth top, and refrigerate until firm, at least 4 hours or overnight.