Onion-Mushroom Sauce

Prep: 10 min Cook: 15 min Serves: 3

A savory mushroom and green onion sauce with garlic and butter, perfect for enhancing beef or chicken dishes with rich, flavorful, and aromatic notes.

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Ingredients

  • 1/2 clove garlic
  • 1/4 cup melted butter
  • 1/2 cup water
  • 1/2 cup wine
  • 1/2 pound sliced mushrooms
  • 1 cup thinly sliced green onions

Instructions

  1. Saute garlic in melted butter in a large skillet.
  2. Add 1 tablespoon flour and stir until browned.
  3. Add water, wine (if using), and pepper. Bring to a boil, then cook over low heat, stirring constantly until smooth and thickened.
  4. Add sliced mushrooms and green onions, and cook until thoroughly heated.
  5. Serve hot over beef patties, steak, or chicken.

Tips & Substitutions

For a richer flavor, consider adding a splash of soy sauce or Worcestershire sauce to the sauce. If you're short on fresh mushrooms, dried mushrooms rehydrated in warm water can be a good substitute. You can also use shallots in place of green onions for a milder taste. Make sure to sauté the garlic gently to avoid burning it.

Serving Suggestions

This sauce pairs beautifully with beef patties, steak, or chicken. Serve it over a bed of mashed potatoes or rice to soak up the delicious flavors. For a complete meal, consider serving a side of steamed vegetables or a fresh salad. For more vegetarian recipes, explore options that can complement this sauce.

Storage & Reheating

Store any leftover onion-mushroom sauce in an airtight container in the refrigerator for up to 3 days. To reheat, warm it gently on the stove over low heat, adding a splash of water or broth if it thickens too much. Avoid microwaving, as it can change the texture.

Nutrition & Diet Analysis (per serving)

Each serving of Onion-Mushroom Sauce contains roughly 848 calories, with 3g protein, 16g carbohydrates, and 80g fat. It is an excellent source of vitamin D (26% of the Daily Value), and a good source of vitamin C.

848 kcal 42% DV
Protein Fat Carbs

Macronutrients

Protein 3.2g 6% DV
Total Fat 80.3g 100% DV
Carbs 15.9g 6% DV
Fiber 1.1g 4% DV
Sugar 1.3g 3% DV

Electrolytes

Sodium 11.7mg 1% DV
Potassium 321.4mg 7% DV
Cholesterol 240mg 80% DV

Vitamins & Minerals

Vitamin A 0.3mcg
Vitamin C 13mg 14% DV
Vitamin D 5.2mcg 26% DV
Calcium 83.4mg 6% DV
Iron 1.1mg 6% DV
Diet fit Low-carb
Contains Milk

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 different types of mushrooms?

Absolutely! While this recipe calls for sliced mushrooms, you can experiment with varieties like cremini, shiitake, or portobello for different flavors and textures. Just ensure that the mushrooms are sliced evenly for consistent cooking.

Is it possible to make this sauce ahead of time?

Yes, you can prepare the sauce ahead of time and store it in the refrigerator. Just reheat over low heat before serving. This can enhance the flavors as they have more time to meld together.

Can I make this sauce gluten-free?

Certainly! Simply substitute the regular flour with a gluten-free flour blend or cornstarch. Make sure to adjust the quantity, as gluten-free flours can vary in thickening power.

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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