Ingredients

2-1/4 cups graham cracker crumbs (about 36 squares)1/3 cup sugar1/2 cup butter, meltedFILLING:20 ounces cream cheese, softened3/4 cup sugar1 cup sour cream3 tablespoons all-purpose flour3 large eggs, lightly beaten2/3 cup lime juice1 teaspoon vanilla extract1 drop green food coloring, optionalWhipped cream and lime slices

Preparation

In a bowl, combine cookie crumbs and sugar; stir in butter. Press onto the bottom and 1 in. up the side of a greased 10-in. springform pan. Place pan on a baking sheet. Bake at 375° for 8 minutes. Place pan on a wire rack to cool. Reduce heat to 325°.

In a large bowl, beat cream cheese and sugar until smooth. Add sour cream and flour; beat well. Add eggs; beat on low speed just until combined. Stir in the lime juice, vanilla and food coloring if desired just until mixed. Pour into crust. Return pan to baking sheet.

Bake for 50-55 minutes or until center is almost set. Cool on a wire rack for 10 minutes. Carefully run a knife around the edge of pan to loosen; cool 1 hour longer. Refrigerate overnight. Remove sides of pan. Garnish with whipped cream and lime. Refrigerate leftovers.