Pickled Stone Fruit Pizza

Ingredients

• 2 cups cider vinegar
• 1/4 cup granulated sugar
• 1 teaspoon coriander seeds
• 1 teaspoon mustard seeds
• 2 teaspoons whole black peppercorns
• 2 cloves garlic (crushed)
• 2 sprigs thyme
• 1 cup water (for boiling)
• 2 peaches (pitted and cut into 8 wedges)
• 2 plums (pitted and cut into 8 wedges)
• 1 1/3 cups water (warm, 110-115°F)
• 1 (0.25oz) package (7g) or 2 1/4 teaspoons Platinum Yeast
• 3 cups all-purpose flour, plus more for dusting
• 2 teaspoons table salt
• 1 large egg
• Olive oil (for brushing on dough)
• 2 cups ricotta cheese
• Arugula
• 1 pound mini burrata balls (quartered)
• Balsamic reduction
• Freshly cracked black peppercorns
• Flaky sea salt