Crème Fraîche—3 Ingredients But Lots of Effort

Crème Fraîche—3 Ingredients But Lots of Effort is a medium American recipe that serves 4. 250 calories per serving. Recipe by Epicurious on YouTube.

Prep: 22 min | Cook: 9 hrs | Total: 9 hrs 52 min

Cost: $5.05 total, $1.26 per serving

Ingredients

  • 2 cups Heavy Cream (full‑fat, chilled)
  • 1 cup Buttermilk (room temperature)
  • 0.25 teaspoon Salt (kosher or sea salt)

Instructions

  1. Prepare Ingredients

    Measure 2 cups heavy cream, 1 cup buttermilk, and ¼ teaspoon salt. Let the buttermilk sit at room temperature while you gather the other items.

    Time: PT5M

  2. Combine in Mason Jar

    Add the heavy cream, buttermilk, and salt into a clean pint‑size mason jar. Secure the lid tightly and give the jar a few gentle shakes until the mixture is uniform.

    Time: PT2M

  3. Sous Vide Cook

    Fill a large container with water, attach the sous vide circulator, and set the temperature to 176°F (80°C). Lower the sealed jar into the water bath, ensuring it is fully submerged, and cook for 9 hours.

    Time: PT9H

    Temperature: 176°F

  4. Rapid Cool Under Cold Water

    After the 9‑hour cook, carefully remove the jar with tongs and run it under cold tap water for about 10 minutes to bring the temperature down quickly.

    Time: PT10M

  5. Ice Bath Finish

    Transfer the jar to an ice bath (a bowl filled with ice and water) for an additional 5 minutes to finish chilling and to prevent any pressure buildup inside the glass.

    Time: PT5M

  6. Serve or Store

    Open the jar, give the custard a gentle stir, and serve a dollop onto fruit, pancakes, or enjoy straight from the spoon. Refrigerate any leftovers.

    Time: PT0M

Nutrition Facts

Calories
250
Protein
2 g
Carbohydrates
5 g
Fat
24 g
Fiber
0 g

Dietary info: Vegetarian, Gluten‑Free

Allergens: Dairy

Last updated: April 18, 2026

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Crème Fraîche—3 Ingredients But Lots of Effort

Recipe by Epicurious

A rich, velvety custard made by combining heavy cream, buttermilk, and a pinch of salt in a mason jar, then cooking it sous vide for nine hours. The result is a thick, healthy dollop perfect for topping fruit, pastries, or enjoying on its own.

MediumAmericanServes 4

Shop all ingredients on Amazon in one click • Printable PDF with shopping checklist

Source Video
12m
Prep
9h 10m
Cook
1h 7m
Cleanup
10h 29m
Total

Cost Breakdown

$5.05
Total cost
$1.26
Per serving

Critical Success Points

  • Ensuring the mason jar lid is sealed completely to avoid pressure buildup.
  • Maintaining the sous vide temperature at 176°F for the full 9‑hour period.
  • Rapid cooling under cold water and ice bath to prevent the jar from cracking.

Safety Warnings

  • Handle the hot mason jar with tongs or heat‑proof gloves to avoid burns.
  • Do not over‑tighten the lid; excess pressure can cause the jar to crack or explode.

Frequently Asked Questions

Everything you need to know about this recipe

Q

What is the cultural significance and history of custard desserts in American cuisine?

A

Custard has been a staple in American home cooking since the colonial era, originally made with eggs, milk, and sugar. Over time, variations like this creamy buttermilk custard emerged, reflecting the American love for rich, comforting desserts that can be made with pantry staples.

cultural
Q

What are traditional regional variations of custard in the United States?

A

In the South, custard often includes egg yolks and is baked as a flan, while New England favors a simple, stovetop custard called "cream custard." This sous vide version is a modern twist that keeps the classic richness while using low‑and‑slow cooking for a silky texture.

cultural
Q

During what occasions is a rich custard like this traditionally served in American culture?

A

Rich custards are popular at holiday meals, brunches, and family gatherings. They are also served as a comforting dessert after a cold winter day or as a special treat for birthdays and celebrations.

cultural
Q

How does this Sous Vide Creamy Buttermilk Custard fit into the broader American dessert tradition?

A

It reflects the American trend of using modern cooking techniques—like sous vide—to elevate classic comfort foods. The custard retains the familiar buttery flavor while offering a smoother, more consistent texture than traditional stovetop methods.

cultural
Q

What are authentic traditional ingredients for American custard versus acceptable substitutes?

A

Traditional American custard uses whole milk, heavy cream, eggs, and sugar. This recipe swaps eggs for buttermilk to create a lighter, tangy profile, and the heavy cream provides the necessary richness. Substitutes like half‑and‑half or milk with lemon juice can be used, but they will alter the texture and flavor.

cultural
Q

What other American dishes pair well with this sous vide custard?

A

Serve it alongside warm apple pie, fresh berry compote, or as a topping for fluffy pancakes and waffles. It also works beautifully with toasted brioche or a simple shortbread cookie.

cultural
Q

What are the most common mistakes to avoid when making Sous Vide Creamy Buttermilk Custard?

A

Common errors include not sealing the jar tightly, allowing the water bath temperature to drop, and skipping the rapid cooling step, which can cause the glass to crack. Also, over‑shaking the jar can introduce air bubbles that affect the final texture.

technical
Q

Why does this recipe use a sous vide water bath instead of a traditional stovetop method?

A

Sous vide provides precise temperature control, ensuring the custard cooks evenly at 176°F for the full 9 hours without curdling. This low‑and‑slow method creates a consistently smooth, thick texture that is difficult to achieve on the stovetop.

technical
Q

Can I make this Sous Vide Creamy Buttermilk Custard ahead of time and how should I store it?

A

Yes, the custard can be prepared up to three days in advance. Keep the sealed mason jar refrigerated; before serving, give it a gentle stir and optionally chill it in an ice bath for a firmer texture.

technical
Q

What does the YouTube channel Epicurious specialize in?

A

The YouTube channel Epicurious specializes in testing and sharing reliable, well‑researched recipes from a wide range of cuisines, focusing on technique, ingredient science, and approachable home cooking.

channel
Q

How does the YouTube channel Epicurious' approach to modern American desserts differ from other cooking channels?

A

Epicurious blends classic American dessert traditions with contemporary cooking methods—like sous vide—while emphasizing clear, step‑by‑step instructions and the science behind each technique, setting it apart from channels that rely more on visual flair than detailed explanation.

channel

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