1 (12-pound) watermelon (preferably seedless) 1/4 cup sugar, divided 4 teaspoon fresh lemon juice, divided 16 cups ice cubes, dividedGarnish: lemon slices; mint sprigsRead More http://www.epicurious.com/recipes/food/views/WATERMELONADE-242611#ixzz29Zx1ZBmo for watermelon ade looks great