Mushrooms Au Gratin

Prep: 10 min Cook: 15 min Serves: 4 Cuisine: American

Mushrooms Au Gratin features tender sautéed mushrooms topped with melted cheese and parsley, offering a rich, creamy flavor perfect as an appetizer or side dish for any meal.

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Ingredients

  • 1 lb. fresh mushrooms
  • 2 Tbsp. butter
  • 1/3 cup sour cream
  • 1/4 tsp. salt
  • 1/4 tsp. pepper
  • 1 Tbsp. flour
  • 1/4 cup finely chopped parsley

Instructions

  1. Chop mushrooms lengthwise into 1/4-inch slices.
  2. In a large frypan, melt the butter over medium heat.
  3. Sauté the mushrooms until lightly browned, about 5-7 minutes.
  4. Cover the pan and cook for about 2 minutes.
  5. In a small bowl, blend sour cream, salt, pepper, and flour.
  6. Stir the sour cream mixture into the mushrooms in the pan.
  7. Heat the mixture, stirring until boiling begins.
  8. Remove from heat and pour into a shallow baking dish.
  9. Sprinkle with chopped parsley and grated cheese over the top.
  10. Refrigerate until ready to bake.
  11. Bake at 425°F for 10 to 15 minutes until bubbly and golden.

Tips & Substitutions

For a richer flavor, consider adding a splash of white wine while sautéing the mushrooms. If you don't have sour cream, Greek yogurt can be a great substitute. To enhance the dish further, try incorporating some grated Parmesan cheese into the sour cream mixture. This recipe can also be adapted to include other vegetables, such as spinach or artichokes, for variation.

Serving Suggestions

Mushrooms au gratin makes a delicious side dish for roasted meats or can be served as a main course alongside a fresh salad. Pair it with crusty bread to soak up the creamy sauce. For a complete meal, consider serving it with a light pasta dish or alongside Easy-Do Donuts for a unique twist on your dinner.

Storage & Reheating

Store any leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, place the dish in an oven preheated to 350°F for about 10-15 minutes, or until heated through. You can also microwave individual portions, but the oven method will maintain the texture better.

Nutrition & Diet Analysis (per serving)

Each serving of Mushrooms Au Gratin contains roughly 194 calories, with 6g protein, 33g carbohydrates, and 4g fat. It is a good source of protein (12% of the Daily Value) and calcium (11% of the Daily Value). Note that it is relatively high in sodium, at 1907mg per serving (83% of the Daily Value).

194 kcal 10% DV
Protein Fat Carbs

Macronutrients

Protein 6g 12% DV
Total Fat 4.1g 5% DV
Carbs 33.3g 12% DV
Fiber 0.7g 3% DV
Sugar 0.6g 1% DV

Electrolytes

Sodium 1906.6mg 83% DV
Potassium 211.8mg 5% DV
Cholesterol 21.8mg 7% DV

Vitamins & Minerals

Vitamin A 83.7mcg 9% DV
Vitamin C 0.6mg 1% DV
Vitamin D 0mcg
Calcium 149.4mg 11% DV
Iron 1.2mg 6% DV
Diet fit Under 400 cal Low-fat
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 Mushrooms Au Gratin ahead of time?

Absolutely! You can prepare the dish up to the point of baking and refrigerate it for several hours or overnight. Just remember to let it sit at room temperature for about 30 minutes before baking to ensure even cooking.

What type of mushrooms work best for this recipe?

While you can use any variety of mushrooms, button mushrooms are the most common choice. For a more robust flavor, try using cremini or shiitake mushrooms, which will add depth to the dish.

Can I make this dish gluten-free?

Yes, you can easily make this dish gluten-free by substituting the flour with a gluten-free blend or cornstarch. Just ensure all your other ingredients, especially the sour cream, are gluten-free as well.

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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