Simple Minimalist Vanilla Birthday Cake

Soft aesthetic design + customizable mini cake options

This minimalist vanilla birthday cake is dreamy, soft, and perfect for every celebration from birthday cakes for women, bff birthday cakes, and simple aesthetic cakes, to trendy bento cakes designs and birthday cake mini variations. Its clean look and modern style make it ideal for simple minimalist cake lovers, while the fluffy vanilla layers give you a bakery-level result without complicated steps. This recipe is intentionally easy, beginner-friendly, and great for busy people who still want a gorgeous celebration cake. Whether you’re crafting funny cake ideas for women, mini cakes birthday simple, or elegant small desserts, this cake is the perfect base.

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Time Breakdown

  • Prep Time: 20 minutes
  • Cook Time: 25 minutes
  • Total Time: 45 minutes + cooling
  • Servings: 8–10 slices (or 4–6 mini cakes)

Ingredients List

Vanilla Cake Layers

  • 2 cups (240 g) all-purpose flour
  • 1 ½ tsp baking powder
  • ½ tsp baking soda
  • ½ tsp salt
  • 1 cup (200 g) granulated sugar
  • ½ cup (115 g) unsalted butter, softened
  • ¼ cup (60 ml) neutral oil
  • 2 large eggs
  • 1 tbsp vanilla extract
  • 1 cup (240 ml) buttermilk

Simple Vanilla Buttercream

  • 1 cup (230 g) unsalted butter, softened
  • 3 ½ cups (420 g) powdered sugar
  • 2–4 tbsp heavy cream or milk
  • 2 tsp vanilla extract
  • Pinch of salt

Decoration

  • White or pastel frosting (for a minimalist aesthetic)
  • Small sprinkles or a single flower (optional)
  • Edible pearls (optional)

Kitchen Tools You’ll Need

This recipe doesn’t require fancy gadgets, just a few reliable kitchen basics to keep everything simple and stress-free.

  • Two 6-inch or 8-inch cake pans
  • Parchment paper
  • Mixing bowls
  • Whisk
  • Electric mixer (hand or stand)
  • Rubber spatula
  • Cooling racks
  • Offset spatula
  • Cake turntable (optional)

Step-by-Step Beginner-Friendly Instructions

  1. Prepare your pans
    • Preheat oven to 350°F (175°C).
    • Grease pans, line with parchment, and lightly flour the edges.
  2. Mix dry ingredients
    • Whisk together flour, baking powder, baking soda, and salt. Set aside.
  3. Beat butter + sugar
    • In a large bowl, beat butter and sugar for 2–3 minutes until pale and fluffy.
  4. Add eggs + vanilla
    • Mix in eggs one at a time.
    • Add vanilla. Mix until creamy.
  5. Add dry ingredients + buttermilk
    • Add half the dry mixture.
    • Add buttermilk.
    • Add remaining dry mixture. Mix until just combined. Batter should be smooth.
  6. Bake
    • Divide batter between pans.
    • Bake 22–26 minutes or until edges are lightly golden and centers bounce back.
  7. Cool completely
    • Let cakes cool 10 minutes in pans → then transfer to cooling racks.
  8. Make the buttercream
    • Beat butter 2 minutes until creamy.
    • Add powdered sugar gradually.
    • Add vanilla, salt, and cream until smooth and fluffy.
  9. Frost your minimalist cake
    • Add a thin layer of frosting between layers.
    • Apply a smooth outer coat for a simple aesthetic cake look.
    • Keep edges clean and straight for minimalist styling.
  10. Mini Cakes Birthday Simple Option
    • Bake batter in a sheet pan.
    • Cut out small circles to create bento cakes designs or birthday cake mini stacks.

Pro Tips

  • For smooth minimalist frosting:
    Dip spatula in warm water for flawless edges.
  • Storage:
    Refrigerate up to 4 days in an airtight container.
  • Mini cakes prep:
    Perfect for gifting bffs — wrap individual bento cakes in cute boxes.
  • Make it funny:
    Add short messages like “Still Fabulous,” “Hotter Every Year,” or simple doodles for funny cake ideas for women birthday.

Nutrition Table

Serving SizeCaloriesProteinCarbsFatFiberSugar
1 plate42018g35g22g4g6g

Estimated values — may vary.

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Simple Minimalist Vanilla Birthday Cake

This minimalist birthday cake is perfect for birthday cakes women, bff birthday cake ideas, bento cakes designs, simple aesthetic cakes, mini cakes birthday simple, and funny cake ideas for women birthday. Soft, fluffy, and modern!
Prep Time 20 minutes
Cook Time 25 minutes
Total Time 45 minutes
Servings: 10 slices
Course: Dessert
Cuisine: American
Calories: 420

Ingredients
  

  • 2 cups all-purpose flour
  • 1 1/2 teaspoons baking powder
  • 1/2 teaspoon baking soda
  • 1/2 teaspoon salt
  • 1 cup sugar
  • 1/2 cup butter, softened
  • 1/4 cup oil
  • 2 eggs
  • 1 tablespoon vanilla extract
  • 1 cup buttermilk
  • 1 cup butter, softened (for frosting)
  • 3 1/2 cups powdered sugar
  • 2–4 tablespoons cream or milk
  • 2 teaspoons vanilla extract (for frosting)
  • Pinch of salt

Equipment

  • Cake pans
  • Parchment paper
  • Mixing bowls
  • Hand or stand mixer
  • Measuring cups & spoons
  • rubber spatula
  • Whisk
  • Offset spatula or butter knife
  • Cooling rack

Method
 

  1. Preheat oven to 350°F (175°C). Prep pans with parchment.
  2. Whisk dry ingredients in a bowl.
  3. Cream butter and sugar until fluffy.
  4. Add eggs and vanilla.
  5. Add dry ingredients alternating with buttermilk.
  6. Bake 22–26 minutes.
  7. Cool completely.
  8. Beat buttercream ingredients.
  9. Frost the cake with smooth minimalist edges.

Nutrition

Calories: 420kcalCarbohydrates: 35gProtein: 18gFat: 22gSaturated Fat: 12gPolyunsaturated Fat: 2gMonounsaturated Fat: 6gCholesterol: 110mgSodium: 280mgPotassium: 160mgFiber: 1gSugar: 20gVitamin A: 700IUCalcium: 90mgIron: 1mg

Notes

Use a warm spatula for smooth frosting.
Turn into mini bento cakes easily.
Store up to 4 days chilled.

Tried this recipe?

Let us know how it was!

Conclusion

This simple minimalist birthday cake is the perfect blend of soft texture, clean design, and modern Pinterest-worthy style. Whether you’re making a cake for women, a tiny bento cake for your best friend, or a cute mini cake for gifting, this recipe gives you a flawless base every time. Easy, elegant, customizable and the perfect canvas for any aesthetic you choose.

Can I turn this into mini bento cakes?

Yes! Cut small circles from a sheet cake and stack 2–3 layers.

What frosting colors work best for minimalist cakes?

White, blush pink, beige, and soft pastels.

How do I write messages on small cakes?

Use a tiny piping tip (#2 or #3) and very soft frosting.

Can I make the cake ahead?

Bake layers up to 2 days ahead and frost before serving.