Sweet-Potato Muffins

Ingredients

• ✓ 1 ⅛ cups packed brown sugar
• ✓ ½ cup canola oil
• ✓ 1 teaspoon vanilla extract
• ✓ 2 eggs
• ✓ 2 cups all-purpose flour
• ✓ 2 teaspoons baking powder
• ✓ 1 teaspoon ground cinnamon
• ✓ 1 teaspoon freshly grated nutmeg
• ✓ ½ teaspoon ground allspice
• ✓ ½ teaspoon salt
• ✓ 4 cups peeled, shredded sweet potato
• ✓ ½ cup raisins
• ✓ 1 cup walnuts