Sweet Potato Sheet Cake - Stir in 3/4 cup nuts; In another bowl, whisk flour, baking soda, spices and salt; Preheat the oven to 350 degrees fahrenheit. Bake in the preheated oven until a toothpick inserted near the center. Web whisk together cake mix, sweet potatoes, eggs, milk, and oil in a bowl. Prepare oven and cake pans: Whisk well and set aside. Grease or spray a 13×9 inch pan. In a large bowl, beat eggs, sugar, oil and vanilla until well blended. Grate peel from orange to get about 1 1/2 tablespoons;
Spread evenly into the prepared pan. In another bowl, whisk flour, baking soda, spices and salt; Grease or spray a 13×9 inch pan. Bake in the preheated oven until a toothpick inserted near the center. Prepare oven and cake pans: Preheat oven to 350°f with oven rack in center of oven. Preheat the oven to 350 degrees fahrenheit. In a large bowl, beat eggs, sugar, oil and vanilla until well blended. Whisk well and set aside. Web whisk together cake mix, sweet potatoes, eggs, milk, and oil in a bowl. Mix the flour, baking powder, baking soda, salt and spices in a large bowl. Squeeze orange to get 1/3 to 1/2. Grate peel from orange to get about 1 1/2 tablespoons; Stir in 3/4 cup nuts;