Lime Cheesecake

3 ready crusts
4 pkgs cream cheese
1 pt sour cream
2 c. sugar
2 tsp vanilla
2 limes, zested and juiced

Blend together cream cheese, sugar and sour cream. Blend until smooth. Add lime juice and vanilla. Add 5 drops green food coloring and lime zest. Pour into crusts and bake at 325 for 30 min, or until set...May take up to 45 min or more.