Russian Buttercream

By Amy April 19, 2026

Table of Contents

Russian buttercream is a rich, smooth frosting made from butter and sweetened condensed milk. This confection offers a less sweet profile than American buttercream, making it a favorite for delicate cakes and intricate piping. Its stable structure ensures it holds its shape beautifully.

Recipe Overview

Prep TimeCook TimeTotal TimeServingsDifficultyCuisine
10 minutesN/A10 minutesApproximately 3 cupsEasyInternational

Why This Recipe Works

This russian buttercream recipe relies on a simple yet effective emulsion. The key is the careful incorporation of ingredients at the right stages. Starting with perfectly softened butter ensures maximum aeration, creating a light and stable base. This foundation is crucial for the frosting’s glorious texture.

The magic truly happens when the sweetened condensed milk is gradually added. Streaming it in slowly prevents the butter from breaking and guarantees a smooth, cohesive frosting. This technique is fundamental to achieving that signature silky finish that defines superior russian buttercream. It’s a testament to how simple ingredients can yield spectacular results.

Ingredients

IngredientQuantityNotes
Unsalted Butter1 cup (226g)Must be softened to room temperature. Avoid salted butter to control saltiness. Crucial for a smooth texture.
Sweetened Condensed Milk1 cup (236ml)Use full-fat for best results. Ensure it’s sweetened condensed milk, not evaporated milk. This provides sweetness and structure.
Pure Vanilla Extract1 teaspoonUse good quality extract for optimal flavor. Almond extract can be substituted for a different profile.
Fine Sea Salt1/4 teaspoonEnhances sweetness and balances flavor. Adjust to taste. Can be omitted for extremely sensitive palates, but flavor will be less complex.
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Russian Buttercream


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  • Author: Amy
  • Total Time: 10 minutes
  • Yield: 2 cups 1x
  • Diet: Vegetarian

Description

Russian buttercream is a silky, smooth frosting made with just butter and sweetened condensed milk. It has a light texture, balanced sweetness, and pipes beautifully for cakes and cupcakes.


Ingredients

Scale

1 cup unsalted butter, softened

1 cup sweetened condensed milk

1 teaspoon pure vanilla extract

1/4 teaspoon fine sea salt


Instructions

1. Place softened butter in a stand mixer fitted with the paddle attachment and beat on medium speed for 3 to 4 minutes until pale, fluffy, and smooth

2. Reduce speed to low and slowly stream in the sweetened condensed milk in a steady ribbon to prevent separation

3. Once incorporated, increase speed to medium and beat for 2 minutes until silky and fully emulsified

4. Add vanilla extract and salt, then beat on medium-high for 1 minute until fully blended

5. Stop mixer and scrape down the bowl, then beat briefly on low speed to remove excess air bubbles

6. The buttercream should be smooth, glossy, and hold soft peaks, ready to use for spreading or piping

Notes

Make sure butter is fully softened but not melted

Add condensed milk slowly to avoid curdling

If mixture looks split, keep beating until it comes together

Store in the refrigerator for up to 5 days and re-whip before using

  • Prep Time: 10 minutes
  • Cook Time: 0 minutes
  • Category: Dessert
  • Method: Mixing
  • Cuisine: Russian

Nutrition

  • Serving Size: 2 tablespoons
  • Calories: 140
  • Sugar: 10g
  • Sodium: 35mg
  • Fat: 11g
  • Saturated Fat: 7g
  • Unsaturated Fat: 3g
  • Trans Fat: 0g
  • Carbohydrates: 11g
  • Fiber: 0g
  • Protein: 2g
  • Cholesterol: 30mg

Step-by-Step Instructions

Phase 1: Butter Aeration

    1. Place softened butter in a stand mixer fitted with the paddle attachment.
    2. Beat on medium speed for 3-4 minutes until pale, fluffy, and smooth.
    3. Scrape the bowl once to ensure even aeration, incorporating all butter.
    4. Proper whipping creates the light foundation needed for stable russian buttercream.

Phase 2: Milk Incorporation

    1. Reduce mixer speed to low.
    2. Slowly stream in the sweetened condensed milk in a steady ribbon.
    3. Add milk gradually to prevent separation and ensure emulsification.
    4. Once incorporated, increase speed to medium.
    5. Beat for 2 minutes until the mixture looks silky and cohesive.
    6. This is a key sign that russian buttercream is emulsifying correctly.

Phase 3: Flavor and Finishing

  1. Add vanilla extract and fine sea salt to the mixture.
  2. Beat on medium-high speed for 1 minute until fully blended.
  3. Taste and adjust salt if needed, adding small increments.
  4. Avoid overmixing at this stage to maintain a plush, spreadable texture.
  5. Stop the mixer and scrape the bowl one final time for uniformity.
  6. Beat briefly on low speed to remove excess air bubbles.
  7. The finished buttercream should be smooth, glossy, and hold soft peaks.
  8. Your delicious russian buttercream is ready to use immediately or store.

Chef Tips for Perfect Results

  • Butter Temperature is Key: Ensure your butter is truly softened, not melted or cold. It should yield to gentle pressure but not be greasy. This is vital for achieving the correct fluffy texture.
  • Gentle Milk Addition: Pour the sweetened condensed milk in a very thin, steady stream while the mixer is on low. Rushing this step causes the buttercream to become greasy or separate. Patience here is rewarded.
  • Avoid Over-Whipping: Once the condensed milk is incorporated, do not beat for excessively long periods. Over-whipping can introduce too much air, making the frosting unstable and prone to deflating.
  • Scrape Down the Bowl: Make it a habit to scrape down the sides and bottom of the mixing bowl periodically. This ensures all ingredients are thoroughly combined for a uniform consistency.
  • Room Temperature is Ideal: For best results, ensure all ingredients, especially the butter, are at a consistent room temperature. This homogeneity promotes proper emulsification and a smooth finish for your russian buttercream.

Common Mistakes to Avoid

  • Using Cold Butter: Cold butter will not aerate properly, leading to a dense, lumpy buttercream. Always use softened butter. If butter is too cold, warm it very briefly in the microwave in 5-second bursts, mixing between each.
  • Adding Condensed Milk Too Quickly: Pouring the condensed milk in large amounts or too fast can cause the mixture to break, resulting in a greasy or curdled appearance. Add it very slowly, like a thin ribbon, while the mixer is on low speed.
  • Over-Whipping After Milk Addition: Excessive mixing can deflate the frosting or make it too soft. Beat only until just combined and smooth. If it becomes too soft, chilling briefly can help restore its stability.
  • Using Evaporated Milk: Evaporated milk lacks the sugar and thickness of sweetened condensed milk. This substitution will result in a runny, unstable frosting that won’t hold its shape. Always use sweetened condensed milk for authentic russian buttercream.

Variations and Substitutions

While this base recipe is exceptional, you can easily adapt it for different flavor profiles. Always ensure substitutions maintain a similar fat and sugar content to prevent texture issues with your russian buttercream.

IngredientSubstitutionImpact on Flavor
Pure Vanilla ExtractAlmond extract, lemon extract, peppermint extractChanges the primary aromatic profile from vanilla to almond, citrus, or mint. Use sparingly as extracts can be potent.
Unsalted ButterMargarine (stick form, high fat content)May result in a slightly different texture, less rich flavor, and potentially a lighter color. Ensure it’s a good quality margarine designed for baking.
Sweetened Condensed MilkSweetened condensed coconut milk (ensure it’s sweetened)Introduces a subtle coconut flavor, suitable for dairy-free adaptations. Texture might be slightly altered.
Fine Sea SaltKosher saltMinimal impact. Kosher salt is less finely ground, so use slightly more if measuring by volume, or equal by weight.

Serving Suggestions and Pairings

This versatile russian buttercream is perfect for a multitude of desserts. Its smooth consistency and delightful flavor make it an ideal choice for decorating cakes, cupcakes, and cookies. It pipes beautifully, creating elegant swirls and borders that impress any guest.

For a classic pairing, consider using it on vanilla bean cake layers or a rich chocolate cake base. It also complements fruit-filled desserts, like a lemon raspberry cake, beautifully. Serve this delicious frosting at birthdays, weddings, or any special occasion where a touch of elegance is desired. Explore [classic cake recipes](example.com/cake) for inspiration.

Storage and Reheating

MethodDurationInstructions
Room Temperature1-2 daysStore in an airtight container. If it softens too much, it may need a brief chill. Best for immediate use or very short-term storage.
Refrigerator1-2 weeksStore in an airtight container. It will firm up considerably. Bring to room temperature for several hours before using.
Freezer1-2 monthsStore in an airtight, freezer-safe container. Thaw slowly in the refrigerator overnight. Might require re-whipping to restore texture.

Nutritional Information

Approximate values per serving (1/4 cup).

NutrientAmount per Serving
Calories~350-400 kcal
Fat~22-26g
Saturated Fat~14-18g
Carbohydrates~30-35g
Sugars~30-35g
Protein~2-4g

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