Combine all the ingredients in a pan and set over medium heat stirring until the sugar is dissolved. Transfer to an airtight container or jar, such as a mason jar, and chill before using.Blend 1 cup of fresh or frozen and thawed pineapple. Chill until ready to add to the drinks. Stir or shake well before using.Dip two glasses in the vanilla simple syrup then rim in sparkling sugar, fill with iceFill a cocktail shaker with ice and add the tequila, triple sec (or orange liqueur of choice), pineapple juice, vanilla simple syrup and lime juice. Shake well and divide between glasses. Top with pineapple puree. Garnish with a fresh pineapple slice and serve.