In a large mixing bowl beat the cream cheese, sugar, flour, lemon juice,cream, sour cream and vanilla until well blended.
Add eggs, one at a time, beat on low speed just untilcombined, stir in white chocolate and lemon peel.
Pour into crust.
Place pan in a large baking pan; add 1 inch hot water to the larger pan
Bake at 350 for 65-85 minutes or until center is just set and to appears dull.
Remove the pan from water bath
Cool on a wire rack for 10 minutes.
Carefully run a knife around the edge of pan to loosen sides.
Cool one hour longer.
Refrigerate overnight.
Remove from sides of pan before slicing.