Nutrition Facts for Rum buttercream frosting
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Rum Buttercream Frosting

Image of Rum Buttercream Frosting
Nutriscore Rating: 27/100

Elevate your dessert game with this luscious Rum Buttercream Frosting—a rich, creamy topping that blends indulgent dark rum with velvety butter and a whisper of vanilla. Perfect for cakes, cupcakes, or cookies, this frosting strikes the ideal balance between sweetness and sophistication. Made with just six simple ingredients, including a pinch of optional salt to enhance flavor, this recipe comes together in just 15 minutes. The subtle warmth of dark rum pairs beautifully with the creamy base, making it a show-stopping addition to holiday treats or any special occasion. Whip it up fresh or prepare ahead and store for later—either way, this decadent rum buttercream will turn any dessert into a masterpiece.

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Recipe Information

⏱️
Prep Time
15 min
🔥
Cook Time
N/A
🕐
Total Time
15 min
👥
Servings
12 servings
📊
Difficulty
Medium

🥘 Ingredients

6 items
  • 227 grams Unsalted butter
  • 480 grams Powdered sugar (confectioners' sugar)
  • 2 tablespoons Heavy cream
  • 2 tablespoons Dark rum
  • 1 teaspoon Vanilla extract
  • 1 pinch Salt (optional)
💡
Pro Tip: Read through all ingredients before starting to cook!

📝 Instructions

6 steps
1

In a large mixing bowl, beat the unsalted butter on medium speed using a hand or stand mixer until light and fluffy, about 3-4 minutes.

2

Gradually add the powdered sugar, about 120 grams (1 cup) at a time, beating on low speed until fully incorporated. Scrape down the sides of the bowl as needed.

3

Once all the powdered sugar is added, increase the mixer speed to medium-high and beat for another 2 minutes to ensure the mixture is smooth and fluffy.

4

Add the heavy cream, dark rum, and vanilla extract to the bowl. Beat on low speed until the liquids are fully incorporated, then increase the speed to medium-high and whip for another 2-3 minutes.

5

Taste the frosting and, if needed, add a pinch of salt to balance the sweetness. Beat for a few seconds to combine.

6

Use the frosting immediately to decorate cakes, cupcakes, or cookies, or store it in an airtight container in the refrigerator for up to 5 days. Allow it to come to room temperature and re-whip before using.

Cooking Tip: Take your time with each step for the best results!
306
cal
0.1g
protein
40.0g
carbs
16.2g
fat

Nutrition Facts

1 serving (64.1g)
Calories
306
% Daily Value*
Total Fat 16.2 g 21%
Saturated Fat 10.2 g 51%
Polyunsaturated Fat 0.0 g
Cholesterol 44 mg 15%
Sodium 12 mg 1%
Total Carbohydrate 40.0 g 15%
Dietary Fiber 0.0 g 0%
Total Sugars 40.0 g
Protein 0.1 g 0%
Vitamin D 0.2 mcg 1%
Calcium 4 mg 0%
Iron 0.0 mg 0%
Potassium 5 mg 0%

*The % Daily Value tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.

Source of Calories

52.3%%
0.2%%
47.5%%
Fat: 1747 cal (47.5%%)
Protein: 7 cal (0.2%%)
Carbs: 1922 cal (52.3%%)