Starlit Galaxy Cake showcasing vibrant cosmic colors and festive decoration

Starlit Galaxy Cake Tutorial: A Cosmic Celebration in Every Slice

why make this recipe

The Galaxy Cake is not just a treat for the tummy; it is also a feast for the eyes. This cake looks spectacular, with its swirling colors and shimmering stars, making it perfect for parties, birthdays, or any special occasion. The fun part is that you can customize the colors and decorations to suit any theme. Plus, it’s a great way to impress your friends and family with your baking skills!

how to make Galaxy Cake

Ingredients

  • 1 six-inch round cake, crumb-coated and chilled
  • 1.5 batches of vanilla buttercream
  • Food color gels: pink, purple, blue, black (or black cocoa powder)
  • Four bowls and spoons for color mixing
  • Angled spatula
  • Icing smoother or bench scraper
  • Food-grade paint brush
  • Wilton Silver Edible Glitter Stars
  • Wilton Silver Sprinkles
  • AmeriColor Bright White or liquid icing whitener

Directions

  1. Place the crumb-coated cake on a turntable and frost it with vanilla buttercream to create a smooth base.
  2. Chill the cake for about 20 minutes to help firm the frosting.
  3. In four separate bowls, divide the remaining buttercream and tint each with pink, purple, blue, and black food color gels.
  4. Randomly apply dabs of pink, purple, and blue buttercream on the cake, smoothing them between the colors to create a nice watercolor effect.
  5. Use the black buttercream over everything, smoothing it out while allowing the colors to peek through.
  6. In a small bowl, mix in the Bright White icing whitener. Flick the paintbrush to create star-like splatters on the cake.
  7. Press the edible glitter stars and silver sprinkles onto the cake to add sparkle.
  8. Chill the cake once again to set it, then serve when ready.

how to serve Galaxy Cake

Cut the Galaxy Cake into slices, serving it on plates. It pairs wonderfully with a scoop of vanilla ice cream or a dollop of whipped cream for an extra treat. Guests will be delighted by both the taste and the stunning appearance.

how to store Galaxy Cake

Store any leftover Galaxy Cake in an airtight container in the refrigerator. It can be kept for up to three days. If the cake is not frosted, it can also be wrapped tightly in plastic wrap and stored at room temperature for up to two days.

tips to make Galaxy Cake

  • Make sure your cake is fully chilled before decorating to ensure the frosting applies smoothly.
  • For a more vibrant cake, use gel food colors instead of liquid colors.
  • Take your time when applying the colors for a more blended look.
  • Feel free to experiment with different color combinations!

variation

You can change the colors to fit any theme or occasion, from pastel shades for baby showers to bold colors for a superhero party. Additionally, you can sprinkle edible glitter or even use themed decorations for holidays.

FAQs

Can I use a different flavor of cake?
Yes! You can use chocolate, carrot cake, or any other favorite flavor. Just make sure it is crumb-coated and chilled.

How do I make my buttercream smoother?
Beating the buttercream longer at a low speed and ensuring your ingredients are at room temperature can help achieve a smooth texture.

Can I freeze this cake?
Yes, you can freeze the Galaxy Cake. Wrap it tightly in plastic wrap and place it in the freezer. Thaw it in the refrigerator before serving.

Scroll to Top