The Best Vegan Scalloped Potatoes

Bahan-bahan (10 porsi)

• 4 pounds Yukon Gold potatoes*
• 1 large sprig of sage ((8 to 10 leaves))
• 8 to 12 sprigs of fresh thyme
• 1 large sprig of rosemary
• 1 bay leaf
• 3 cups (720 mL) full-fat oat milk
• 1/4 teaspoon freshly grated nutmeg
• ⅛ teaspoon cayenne pepper
• 1 teaspoon black peppercorns ((or freshly cracked black pepper))
• 1 ¼ teaspoons kosher salt
• 5 tablespoons vegan butter or extra virgin olive oil, (divided)
• 1 medium -large yellow onion, (finely diced)
• 8 large garlic cloves, (minced)
• ½ teaspoon red pepper flakes
• ⅓ cup (42g) all-purpose flour**
• 1/2 cup (35g) nutritional yeast
• 1 teaspoon Dijon mustard
• 1 tablespoon white miso paste, (at room temperature***)
• ½ cup to ¾ cup vegan parmesan ((optional but recommended)****)
• flaky sea salt
• 1 big handful of chopped chives