Sweet Potato Sheet Cake

 

1

medium orange

1

box Betty Crocker® SuperMoist® yellow cake mix

2

teaspoons pumpkin pie spice

1

cup mashed cooked sweet potato

1

cup milk

1/3

cup vegetable oil

3

eggs

1

package (8 oz) cream cheese, softened

1/2

cup butter, softened

2 1/2

cups powdered sugar

1

teaspoon orange extract

Reserved grated orange peel

• 1 Heat oven to 350°F. Spray bottom only of 15x10x1-inch pan with cooking spray.
• 2 Grate peel from orange to get about 1 1/2 tablespoons; set aside for Icing. Squeeze orange to get 1/3 to 1/2 cup juice. Place juice in large bowl.
• 3 To bowl with orange juice, add remaining Cake ingredients. Beat with electric mixer on low speed 30 seconds, then on medium speed 2 minutes, scraping bowl occasionally. Pour batter into pan.
• 4 Bake 18 to 22 minutes or until toothpick inserted in center comes out clean. Cool completely on cooling rack, at least 1 hour.
• 5 In medium bowl, beat Icing ingredients until smooth. Spread onto cake. Store cake in refrigerator.