Plombir Cream (Custard Buttercream) for Cakes and Pastries

A SUPER filling and frosting for all kinds of desserts! This is a one-of-a-kind recipe for a light, airy frosting for decorating baked goods — it holds its shape beautifully and is bound to win people over with its wonderful flavor.

Siberian CookAuthor avatar
Recipe author

Composition / ingredients

Servings:
Translation table of volumetric measures
Nutrients and energy value of the composition of the recipe
By weight of the composition:
Proteins 5 % 3 g
Fats 53 % 29 g
Carbohydrates 42 % 23 g
352 kcal
GI: 25 / 4 / 71

Cooking method

Cooking time: 25 min
  1. Step 1:

    Step 1

    Gather everything you need to make this airy plombir-style cream for decorating cakes and all sorts of desserts.

  2. Step 2:

    Step 2

    Put 400 grams of sour cream into a suitable saucepan.

  3. Step 3:

    Step 3

    Add 150 grams of sugar to the saucepan.

  4. Step 4:

    Step 4

    Add 45 grams of potato starch.

  5. Step 5:

    Step 5

    Crack 2 eggs into the saucepan.

  6. Step 6:

    Step 6

    Whisk everything together until smooth.

  7. Step 7:

    Step 7

    Set the pan over slightly-above-medium heat and cook the custard, stirring constantly, for about ten minutes.

  8. Step 8:

    Step 8

    Cook it until nice and thick, then take the pan off the heat.

  9. Step 9:

    Step 9

    To keep a skin from forming, cover the pan with plastic wrap and set it aside to cool.

  10. Step 10:

    Step 10

    Put 200 grams of softened butter in a bowl.

  11. Step 11:

    Step 11

    Add 1 teaspoon of vanilla sugar to the bowl and mix well.

  12. Step 12:

    Step 12

    Add the cooled custard to the butter one tablespoon at a time.

  13. Step 13:

    Step 13

    Beat thoroughly with a mixer until you have an airy, delicate cream.

  14. Step 14:

    Step 14

    A few drops of food coloring will tint the finished cream any shade you like.

  15. Step 15:

    Step 15

    Fill a piping bag with the cream and pipe it between the cake layers.

  16. Step 16:

    Step 16

    Frost the cake with the cream and use a piping tip to pipe pretty little stars.

  17. Step 17:

    Step 17

    Cooking together, cooking simply — making the tastiest dishes at home from everyday ingredients with our recipes! Enjoy!

  • Oh, is this good! A SUPER filling for desserts — an airy plombir-style cream made with sour cream for decorating cakes and pastries. You've never had a cream this tender, tasty, and easy to work with — it's just like everyone's favorite rich ice cream. The texture is light yet wonderfully stable, so it's easy to pipe into all kinds of decorations for cakes and other baked goods. Everyone loves this recipe, because it tastes like the silkiest vanilla ice cream. Give it a try and enjoy!

Caloric content of the products possible in the composition of the dish

  • Sour cream of 30% fat content - 340  kcal/100g
  • Sour cream of 25% fat content - 284  kcal/100g
  • Sour cream with 20% fat content - 210  kcal/100g
  • Sour cream of 10% fat content - 115  kcal/100g
  • Sour cream - 210  kcal/100g
  • Granulated sugar - 398  kcal/100g
  • Sugar - 398  kcal/100g
  • Butter 82% - 734  kcal/100g
  • Amateur unsalted butter - 709  kcal/100g
  • Unsalted peasant butter - 661  kcal/100g
  • Peasant salted butter - 652  kcal/100g
  • Melted butter - 869  kcal/100g
  • Vanilla sugar - 379  kcal/100g
  • Chicken egg - 80  kcal/100g
  • Potato starch - 300  kcal/100g

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