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Crumbl Birthday Cake Cookies

These are thick, cake-like cookies with serious cake batter flavor and a cream cheese frosting that's basically buttercream. They're meant to be eaten warm when the frosting gets slightly melty.
prep time15 minutes
cook time15 minutes
resting or cooling time5 minutes
total time35 minutes
Print Recipe

Ingredients

Cake Batter Cookie Base

  • 1/3 cup salted butter, softened
  • 1/3 cup granulated sugar
  • 1 egg
  • 1/2 tsp cake batter flavoring
  • 1 cup all-purpose flour
  • 3/4 tsp baking powder
  • 1 Tbsp sprinkles, optional

Cake Batter Cream Cheese Frosting

  • 2 oz cream cheese, room temperature
  • 1 Tbsp salted butter, softened
  • 1/4 tsp cake batter flavoring
  • 1 cup powdered sugar
  • milk, to thin if needed

Instructions

  • Preheat oven to 350F.
  • Cream together 1/3 cup softened butter and 1/3 cup granulated sugar for 3-4 minutes until light and fluffy.
  • Add 1 egg and 1/2 tsp cake batter flavoring, beat until mixed.
  • Add 1 cup flour and 3/4 tsp baking powder, mix until combined.
  • Fold in 1 Tbsp sprinkles if using.
  • Scoop dough into 6 balls and flatten each into a hockey puck shape.
  • Arrange on a baking sheet with space between cookies.
  • Bake 12-15 minutes until centers puff and are no longer glossy.
  • While cookies cool, whip 2 oz cream cheese and 1 Tbsp softened butter until smooth.
  • Gradually add 1 cup powdered sugar and mix until incorporated.
  • Add 1/4 tsp cake batter flavoring.
  • Thin with milk 1 tsp at a time if needed.
  • Transfer frosting to a zip-top bag, cut corner, and pipe onto warm cookies in a spiral.
  • Top with additional sprinkles if desired.
  • Serve warm.

Notes

Cookies will look slightly underdone when removed from oven but continue cooking as they cool.