01 -
Preheat oven to 350°F (175°C). Grease and flour two 8-inch round cake pans
02 -
In a large mixing bowl, combine vanilla cake mix and orange gelatin mix
03 -
Pour in orange juice, vegetable oil, eggs, vanilla extract, and orange zest. Beat on medium speed until batter is smooth
04 -
Divide batter evenly between prepared pans. Bake for 25-30 minutes, until a toothpick inserted in center comes out clean
05 -
Allow cakes to cool in pans for 10 minutes, then transfer to wire racks to cool completely
06 -
Beat softened butter on high speed until light and fluffy
07 -
Gradually mix in powdered sugar, one cup at a time, beating well after each addition
08 -
Add heavy cream and orange liqueur (if using). Beat on high speed until frosting is smooth and creamy
09 -
Spread a generous layer of frosting on top of one cake layer. Place second layer on top
10 -
Spread frosting evenly over entire cake. Smooth for a polished look or create decorative swirls
11 -
Slice and serve. Store leftovers in an airtight container in refrigerator for up to 3 days