Fresh Watermelon Martini

Directions

1. 1
   Puree watermelon in a blender; strain into a measuring cup (you want to end up with 1 1/2 cup watermelon juice); place back in blender.
2. 2
   Add agave syrup and (if using lemon juice); blend for about 10 seconds.Fill a cocktail shaker half way with ice; add half of watermelon mixture; cover and shake.If you desire, garnish the glass with sugar by placing some granulated sugar in a saucer as wide as the rim of your glass. Take a watermelon cube about 1/2" wide or more; slice it half way down the middle and rub it around the rim of the glass. Dip the glass upside down in the sugar; shake off any excess sugar.
3. 3
   Pour watermelon cocktail into the glass. Voila! You have yourself a a gluten-free cocktail!