Giada De tiis did this in a Vita Mix on NBC yesterday

[Guest guest]

Recipe: Chilled spiked watermelon and cucumber soupGiada De tiisIngredients1/2 9-pound watermelon (about 5 cups), cut into 3/4-to-1-inch pieces (Reserve 12 pieces for garnish)2 English cucumbers, peeled, seeded and cut into 1/2-inch pieces1 teaspoon salt1/4 teaspoon pepper1/2 cup basil, roughly chopped1/4 cup chilled vodka6 3/4-to-1-inch pieces of feta cheeseSpecial equipment : 6 small skewersPreparationPlace the watermelon chunks into a blender and blend. Add the cucumber, salt, pepper, basil and vodka and blend. Chill the soup for at least 3 hours until ready to serve.Before serving, take a skewer and place one piece of leftover watermelon, one piece of feta and the another piece of watermelon.Pour the soup into chilled bowls or martini glasses and serve with one skewer.