Spiced Sweet Potato Hummus

Name: Spiced Sweet Potato Hummus
Ingredients: 6 cup 1-inch sweet potatoes cubes (2 large); 2 tablespoon extra virgin olive oil plus more for drizzling; 2 1/2 teaspoon Diamond crystal kosher salt plus more to taste; 14 ounce canned chickpeas, drained and rinsed; 3/4 cup tahini; 1/4 cup freshly sqeezed lemon juice; 3 garlic cloves; 1/4 to 1/2 teaspoon freshly ground nutmeg; 1/4 teaspoon cinnamon; 1/4 teaspoon cumin; 5 tablespoon water; 4 to 6 ice cubes; 1/2 teaspoon paprika; 2 tablespoon creme fraiche; sliced almonds for garnish; parsley for garnish (optional)