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Minimalist pink and white birthday cake with heart sprinkles.

Simple Minimalist Birthday Cake

A chic minimalist cake with soft buttercream and simple decorations. Perfect for small birthdays, bento cake ideas, and modern celebrations.
Prep Time 20 minutes
Cook Time 30 minutes
Total Time 55 minutes
Course Dessert
Cuisine American
Servings 6 slices
Calories 320 kcal

Ingredients
  

  • 1 1/2 cups all-purpose flour
  • 1 1/2 tsp baking powder
  • 1/4 tsp salt
  • 1/2 cup unsalted butter
  • 1 cup granulated sugar
  • 2 large eggs
  • 1 tsp vanilla extract
  • 1/2 cup whole milk
  • 1/2 cup unsalted butter (frosting)
  • 2 cups powdered sugar
  • 1 tbsp heavy cream
  • 1/2 tsp vanilla extract
  • food coloring (optional pastel shades)
  • mini sprinkles or edible pearls

Instructions
 

  • Preheat oven to 350°F and prepare a 6-inch cake pan.
  • Mix flour, baking powder, and salt in a small bowl.
  • Cream butter and sugar until fluffy.
  • Add eggs one at a time, then vanilla.
  • Alternate adding flour mixture and milk until smooth.
  • Pour into pan, bake 28–32 minutes, cool completely.
  • Make buttercream with butter, sugar, cream, and vanilla.
  • Frost cake with smooth or textured strokes.
  • Decorate simply with sprinkles, pearls, or a short message.

Notes

This cake is perfect for small birthdays or minimalist celebrations. Use pastel shades for a modern look.
Keyword Bento Birthday Cake Ideas, Mini Cake Designs Birthday, Simple Minimalist Cake