Copycat Recipe- Cheesecake Factory Key Lime Cheesecake

butter (melted)

sugar (plus 1 1/4 cups, plus 1/4 cup)

graham cracker crumbs

envelope unflavored gelatin

key lime juice

eggs (at room temperature)

egg yolks (at room temperature)

grated key lime zest

cream cheese (at room temperature)

egg whites (at room temperature)

salt

simple syrup ((1 cup sugar, 1 cup water heated until sugar dissolves))

Rind of 2 limes (julienned)