Grapefruit Sangria

Directions

1. 1
   Simple Syrup
2. 2
   In a small saucepan, add the sugar, grapefruit juice, water, and zest.
3. 3
   Bring to a simmer and cook until the sugar has dissolved, about 4-5 minutes. 
4. 4
   Remove from heat and cool.
5. 5
   Optional: strain the zest from the simple syrup for a smooth simple syrup without any chunks.
6. 6
   Note: this can be made 1-5 days in advance.
7. 7
   In a large pitcher, combine simple syrup, wine, and vodka. 
8. 8
   Add strawberries and grapefruit slices.  Refrigerate for 2-4 hours.
9. 9
   Add the club soda, serve, and enjoy!