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Iced birthday cake cookies decorated with colorful frosting and sprinkles

Iced Birthday Cake Cookies

These festive Iced Birthday Cake Cookies are soft, cake-like cookies topped with a tangy cream cheese buttercream, perfect for any celebration.
Prep Time 30 minutes
Cook Time 10 minutes
Total Time 40 minutes
Course Dessert, Snack
Cuisine American
Servings 12 cookies
Calories 180 kcal

Ingredients
  

For the Cookies

  • 115 g unsalted butter, melted and cooled adds rich flavor and helps the cookie spread
  • 70 g light brown sugar for moisture and a hint of caramel
  • 70 g granulated sugar for sweetness and a slightly crisp edge
  • 1 large egg binds and adds structure
  • 1/2 tsp vanilla extract base flavor
  • 1/4 tsp almond extract optional, gives nostalgic flavor
  • 1/2 tsp salt balances sweetness
  • 1/2 tsp bicarbonate of soda gives a touch of lift
  • 1/2 tsp baking powder adds gentle rise
  • 220 g plain (all-purpose) flour the structure of the cookie
  • 15 g cornflour (cornstarch) keeps the cookie tender
  • 40 g sprinkles for color and crunch

For the Cream Cheese Buttercream

  • 90 g butter, softened for the icing base
  • 90 g cream cheese, room temperature adds tang to the icing
  • 250 g icing sugar (powdered sugar) sweetens the icing
  • 1 tsp vanilla extract for the icing flavor
  • 1 drop pink food colouring optional, for color
  • to taste confetti sprinkles for decorating

Instructions
 

Preheat and Prep

  • Preheat your oven to 160°C (fan) and line a baking tray with parchment paper.

Combine the Melted Butter and Sugars

  • In a medium bowl, mix melted butter with light brown sugar and granulated sugar until smooth.

Add the Egg and Extracts

  • Add egg, vanilla extract, and almond extract to the mixture and combine until smooth.

Whisk the Dry Ingredients

  • In a separate bowl, whisk together salt, bicarbonate of soda, baking powder, plain flour, and cornflour.

Combine Mixtures

  • Gradually fold the dry ingredients into the wet mixture until no flour streaks remain.

Fold in the Sprinkles

  • Gently fold in sprinkles without overmixing.

Portion the Dough and Bake

  • Drop spoonfuls of dough onto the prepared tray, leaving space between them, and bake for 8-10 minutes.
  • Let cookies cool on tray for 5 minutes before transferring to a wire rack.

Prepare the Cream Cheese Buttercream Icing

  • Beat softened butter and cream cheese until smooth, then gradually add icing sugar and vanilla extract.
  • Adjust with lemon juice for tang, and add food coloring if desired.

Ice the Cookies and Decorate

  • Use a knife or spatula to spread icing on cooled cookies and sprinkle with confetti sprinkles.
  • Let icing set for at least 20-30 minutes.

Notes

Store iced cookies in an airtight container in the fridge for up to 4-5 days. Bake cookies ahead and freeze them for longer storage.
Keyword Birthday Cake Cookies, Dessert Cookies, Easy Baking, Iced Cookies, Party Treats