Sauce Mornay

Cook: 10 min

A creamy, cheesy sauce with a smooth, rich flavor that pairs perfectly with vegetables, seafood, or pasta dishes, adding a luxurious touch to any meal.

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Ingredients

  • 1 Tbsp. butter
  • 1 Tbsp. flour
  • 1 Tbsp. grated Swiss cheese
  • 1/2 tsp. salt
  • 1 cup milk

Instructions

  1. In a small, heavy saucepan, melt the butter.
  2. Stir in the flour.
  3. Add the milk and cook, stirring constantly, until it boils.
  4. Lower the flame.
  5. Add the grated Swiss cheese and salt.
  6. Cook, stirring constantly, for 5 minutes or until smooth and well blended.

Tips & Substitutions

To achieve a smoother sauce, make sure to whisk the flour into the melted butter thoroughly to avoid lumps. If you're out of Swiss cheese, Gruyère or even cheddar can be used as a substitute. For a richer flavor, consider adding a pinch of nutmeg or some Dijon mustard. This sauce is perfect for drizzling over steamed vegetables or pasta dishes.

Serving Suggestions

Sauce Mornay is a versatile addition to many dishes, pairing beautifully with steamed vegetables, like broccoli or asparagus. Consider using it as a creamy topping for baked potatoes or drizzling over your favorite pasta. It also works well in casseroles or as a luxurious sauce for chicken or fish dishes. For a delightful meal, serve with Ten Day Rolls for a complete experience.

Storage & Reheating

Store any leftover Sauce Mornay in an airtight container in the refrigerator for up to 3 days. When reheating, do so gently over low heat, stirring frequently to maintain a smooth consistency. You may need to add a splash of milk to restore creaminess as it thickens when cooled.

Nutrition & Diet Analysis (per serving)

Each serving of Sauce Mornay contains roughly 50 calories, with 2g protein, 6g carbohydrates, and 2g fat. Note that it is relatively high in sodium, at 1763mg per serving (77% of the Daily Value).

50 kcal 2% DV
Protein Fat Carbs

Macronutrients

Protein 1.6g 3% DV
Total Fat 2.2g 3% DV
Carbs 5.6g 2% DV
Fiber 0.1g
Sugar 1.7g 3% DV

Electrolytes

Sodium 1763.2mg 77% DV
Potassium 16.6mg
Cholesterol 5.6mg 2% DV

Vitamins & Minerals

Vitamin A 17.9mcg 2% DV
Vitamin C 0.6mg 1% DV
Vitamin D 0.1mcg
Calcium 50.4mg 4% DV
Iron 0.4mg 2% DV
Diet fit Keto-friendly Under 400 cal
Contains Milk Wheat/Gluten

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 make Sauce Mornay ahead of time?

Yes, you can prepare Sauce Mornay ahead of time and store it in the refrigerator. Just remember to reheat it slowly on low heat to avoid separation. Adding a bit of milk while reheating can help achieve the desired creamy consistency again.

What can I use Sauce Mornay for?

Sauce Mornay is perfect for enhancing a variety of dishes. Use it as a base for macaroni and cheese, pour it over vegetables or fish, or incorporate it into casseroles. Its creamy texture and cheesy flavor make it an excellent companion for many recipes.

Is it possible to make this sauce dairy-free?

Yes, you can make a dairy-free version of Sauce Mornay by using plant-based butter and flour as a thickener, along with dairy-free milk alternatives like almond or oat milk. While the flavor will vary slightly, it can still be a delicious option for those avoiding dairy.

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).

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