Prepare the Frosting:

10. Beat the butter until smooth. Gradually add the powdered sugar, beating until light and fluffy.

11. Mix in the milk and vanilla extract, adjusting the consistency with more sugar or milk as needed.

Frost the Cake:

12. Once the cake is completely cool, spread the frosting evenly over the top.

13. Cut into squares and serve. For an extra touch, garnish with edible flowers or sprinkles.

Enjoy your delightful Heavenly White Snack Cake!