INGREDIENTS
1 1/2 cups
cookie crumbs (shortbread, lemon shortbread, or lemon cookies – I used 1 package of lemon shortbread cookies)
3 tbsp
butter, melted (see notes)
4 cups
(about 2 bags) white chocolate chips, divided
1 can
sweetened condensed milk
1 tsp
pure lemon extract
Optional: for more punch of lemon, add about 1/2-1 teaspoon lemon zest
2
drops yellow food coloring, if desired
3/4 cup
marshmallow fluff