Blueberry Sauce

Directions

1. 1
   Add the blueberries, sugar, water, lemon juice and zest, vanilla, and salt to a saucepan over medium heat. Bring the mixture to a boil, then reduce the heat to a simmer. Cook for 2-3 minutes.
2. 2
   Whisk the cornstarch with a splash of water to create a slurry. Stir the slurry into the sauce and let it thicken for 1-2 minutes.
3. 3
   Remove the pot from the heat and transfer the sauce to a bowl or jars. You can serve the sauce warm or refrigerate it for 1 hour to serve it cold.