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square photo of sauteed onions and mushrooms in white plate

Sauteed Mushrooms and Onions

Only 4 ingredients plus salt and pepper are needed for this restaurant quality side dish. Sauteed mushrooms and onions are the classic topping for steak or any other beef dish.
5 from 7 votes
Prep Time 5 mins
Cook Time 10 mins
Servings 4 people
Calories 121 kcal


  • 1 pound mushrooms whole if small, sliced if larger
  • 1 large sweet onion sliced
  • 3 Tablespoons butter salted or unsalted, adjust added salt accordingly
  • 3 Tablespoons worcestershire sauce
  • salt to taste
  • freshly ground black pepper to taste


  • Melt butter in skillet over medium high heat taking care to not let your butter start to brown.
  • Add sliced onions and worcestershire sauce and cook, stirring occasionally for 3-4 minutes or until edges start to get a little brown.
  • Add mushrooms and cook additional 5-8 minutes depending on the size of the mushrooms and your preference for doneness. Whole mushrooms will take the longest.
  • Salt and pepper to taste.


Serving: 4gCalories: 121kcalCarbohydrates: 9gProtein: 4gFat: 9gSaturated Fat: 5gPolyunsaturated Fat: 1gMonounsaturated Fat: 2gTrans Fat: 1gCholesterol: 23mgSodium: 207mgPotassium: 505mgFiber: 2gSugar: 5gVitamin A: 273IUVitamin C: 6mgCalcium: 26mgIron: 1mg
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