Lemon and Olive Oil Panna Cotta - Fresh-Pressed Olive Oil

Ingredients

• 1 1/2 teaspoons unflavored powdered gelatin
• 1 tablespoon cold water
• 2 tablespoons extra virgin olive oil, plus more for oiling and drizzling
• 1 1/2 cups buttermilk
• 1 1/2 cups heavy whipping cream
• 7 tablespoons granulated sugar
• 1 teaspoon pure vanilla extract
• 2 tablespoons finely grated lemon zest, preferably from a Meyer lemon
• 1/4 teaspoon sea salt
• Additional lemon zest, for garnish
• Fresh fruit, for garnish (optional)