Sweet Potato Casserole | Umami

Ingredients

• 5 large sweet potatoes
• 1 tablespoon extra-virgin olive oil (plus more for drizzling)
• 1¼ cups evaporated milk- unsweetened (plus more if necessary)
• 1 teaspoon ground ginger
• ¾ teaspoon sea salt
• ¼ teaspoon black pepper
• ¼ cup fresh sage leaves (for garnish)
• ⅔ cup whole rolled oats
• ½ cup pecans (plus more for garnish)
• ½ cup walnuts (plus more for garnish)
• 1 garlic clove
• 1 tablespoon plus 1 teaspoon maple syrup
• 2 tablespoons extra-virgin olive oil
• ½ teaspoon dried thyme leaves
• ½ teaspoon minced fresh rosemary
• 1½ teaspoons sea salt
• ¼ teaspoon freshly ground black pepper