INGREDIENTS
1 1/2
boxes (about 5.3 ounces each) Walkers Shortbread Cookies, finely crushed (about 2 1/4 cups cookie crumbs)
3 tbsp
butter, melted
1 1/2 cups
granulated sugar
salt
1/2 cup
fresh lemon juice
Zest of 1 lemon
4
large eggs
4
egg whites
3/4
granulated sugar