In a cocktail shaker, combine a large handful of ice, mezcal, passion fruit purée, Cointreau, lime juice and agave. Shake until icy. Pour, with the ice, into the prepared glass.
Maple syrup is a natural for pancakes and baking ... Pour in maple syrup and lemon juice and top with soda water. Add fruit juice, if using. Stir, garnish with lemon wedge and enjoy.