Mustard Custard

Prep: 10 min Cook: 20 min

A tangy and creamy mustard custard with a hint of vinegar, perfect as a condiment or spread for cold cuts and cheeses, offering a unique flavor twist.

Be the first to rate this recipe

Ingredients

Instructions

  1. Combine mustard and vinegar and let stand overnight in the refrigerator.
  2. Cover with Saran Wrap and refrigerate.
  3. Beat eggs in the top part of a double boiler.
  4. Add sugar and beat well.
  5. Add the vinegar and mustard mixture to the eggs and sugar.
  6. Cook over hot water for 15 to 20 minutes, stirring constantly.
  7. Remove from heat and stir until cool.
  8. Pour over cream cheese or use on cold cuts.
  9. Store in the refrigerator; keeps indefinitely.

Tips & Substitutions

For a smoother custard, ensure the mustard and vinegar mixture is well combined before adding it to the eggs. If you prefer a milder flavor, consider using a less pungent mustard or reducing the amount slightly. This custard pairs beautifully with cream cheese, offering a delightful contrast in flavor. If you're short on time, you can skip refrigerating the mustard mixture overnight, but allowing it to sit enhances the flavor.

Serving Suggestions

Serve this mustard custard drizzled over cream cheese on a platter for a delicious appetizer. It's also excellent as a spread for cold cuts, adding a tangy twist to sandwiches. Pair it with pickles or crunchy vegetables for a refreshing contrast. For a unique twist, try it alongside Herring-Stuffed Beets to elevate your meal with complementary flavors.

Storage & Reheating

Store any leftover mustard custard in an airtight container in the refrigerator. It can last for several weeks, given its vinegar content, which acts as a preservative. To use, simply take it out and let it sit at room temperature for a few minutes before serving. If it thickens too much, you can gently whisk it to restore its creamy texture.

Nutrition & Diet Analysis (per serving)

Each serving of Mustard Custard contains roughly 7 calories, with 0g protein, 1g carbohydrates, and 0g fat.

7 kcal
Protein Fat Carbs

Macronutrients

Protein 0.1g
Total Fat 0.1g
Carbs 1.4g 1% DV
Fiber 0.1g
Sugar 0g

Electrolytes

Sodium 6.8mg
Potassium 12.8mg
Cholesterol 3.2mg 1% DV

Vitamins & Minerals

Vitamin A 7.4mcg 1% DV
Vitamin C 0.8mg 1% DV
Calcium 4.7mg
Iron 0.1mg
Diet fit Keto-friendly Under 400 cal Low-fat
Contains Egg

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use a different type of vinegar?

Yes, you can experiment with different vinegars such as white wine vinegar or even balsamic vinegar for a sweeter taste. Just keep in mind that it will alter the final flavor profile, so choose one that you enjoy and that complements mustard well.

How do I know when the custard is done cooking?

The custard is done when it thickens enough to coat the back of a spoon. Stir constantly and watch for a change in texture; it should no longer be runny and should hold its shape when drizzled. Overcooking can lead to curdling, so keep the heat low.

Can I make this custard ahead of time?

Absolutely! This mustard custard can be made a few days in advance. Just store it in the refrigerator until you're ready to use it. The flavors tend to deepen over time, making it even more delicious for your gatherings or meals.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

Vegetarian recipes → All recipes →