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Mushroom caps in a cream sauce in a blue baking dish
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5 from 3 votes

Creamy Mushrooms

Simple creamy mushroom dish
Prep Time10 mins
Cook Time45 mins
Total Time55 mins
Course: Side
Cuisine: American
Keyword: Creamy mushrooms, baked mushrooms
Servings: 4
Calories: 300kcal
Author: Loaves and Dishes


  • 2.5 tbs unsalted butter softened
  • 1 tbs minced yellow onion
  • 2 tsp good quality Dijon mustard
  • ½ tsp course salt
  • Pinch cayenne pepper
  • Pinch of nutmeg
  • 1 tbs all purpose flour
  • 1 8 oz carton of button mushrooms with stems removed
  • ½ cup heavy cream
  • 1 tsp white pepper


  • Preheat the oven to 375. Mix together the first 7 ingredients. Place the mushrooms in a ½ quart baking dish and spread the butter on top of the mushrooms. No need to be particular, the butter mix will melt. Pour the cream over the top of the mushrooms and then sprinkle the white pepper on top of the mushrooms (use black pepper ½ tsp if you don’t have white pepper). Place baking dish on top of a rimmed cookie sheet. Bake uncovered for 45 minutes stirring once or twice while baking. Serve warm.


Calories: 300kcal