Cauliflower Galette with Labneh, Harissa, and Pickled Raisins - SippitySup

Ingredients

• ¼ cup golden raisins
• ¼ teaspoon cumin seeds
• ¼ teaspoon coriander seeds
• white wine vinegar (as needed)
• 1 cup labneh
• 2 teaspoons lemon juice
• ¼ cup harissa paste (or to taste)
• kosher salt and freshly cracked black pepper (to taste)
• 4 tablespoons extra-virgin olive oil (divided)
• 1 ½ pound fresh cauliflower florets (not frozen)
• your favorite pie dough (enough to make one 12-inch round once rolled)
• 1 egg yolk mixed with 1 teaspoon water (as egg wash)
• arugula or mint leaves (optional)