Our Smirnoff Zero Sugar Infusions Watermelon & Mint Ice Ball Cocktail is a smashing success. Recipe: 2 oz Smirnoff Zero Sugar Watermelon & Mint. 4 oz fresh watermelon juice, mint for garnish/ Partially freeze water in ice mold for 2 hours. Poke hole in sphere, drain water + insert cocktail. Place cocktail sphere in glass and crack to serve.