Vegan Sweet Potato Casserole

Bahan-bahan (10 porsi)

• 4 pounds (1.8kg) sweet potatoes, (scrubbed but kept whole)
• 6 tablespoons (84g) vegan butter, (sliced into pieces)
• 1 teaspoon pure vanilla extract
• 1 teaspoon ground cinnamon
• 1 teaspoon ground ginger
• 1/4 teaspoon freshly grated nutmeg
• Scant 1 teaspoon sea salt
• 1/2 cup (50g) gluten-free rolled oats
• 1 cup (105g) raw walnuts and/or pecans
• 6 tablespoons (42g) almond flour (or almond meal)
• 2 1/2 teaspoons brown sugar or coconut sugar
• Scant 1/4 teaspoon sea salt
• 3/4 teaspoon ground cinnamon
• 1/8 teaspoon freshly grated nutmeg
• 2 tablespoons + 1 teaspoon vegan butter, (melted)
• 1 1/2 tablespoons pure maple syrup