This savory Portabella Mushroom Gravy is the perfect complement to creamy mashed potatoes. Rich, earthy Portabella mushrooms are sautéed with onions and garlic, then simmered in a flavorful vegetable broth, creating a thick, umami-packed sauce. A touch of soy sauce and herbs enhances the depth of flavor, making this gravy an ideal addition to both weeknight dinners and holiday feasts. Whether you’re serving mashed potatoes as a side or as the star of the meal, this mushroom gravy brings a hearty, satisfying touch to every bite. Easy to prepare and full of flavor, it’s a dish the whole family will love.

Recipe Tips and Tricks:

For extra creaminess, stir in a splash of heavy cream or plant-based milk at the end.
Use fresh thyme or rosemary for added fragrance.
If you prefer a smoother gravy, blend it after cooking.
Add a splash of red wine for a more robust flavor profile.

Portabella Mushroom Gravy for Mashed Potatoes

Kathie Clane

A hearty, flavorful Portabella mushroom gravy that enhances mashed potatoes with rich, savory depth and a touch of umami.

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Prep Time 10

Cook Time 20

Total Time 30

Course Portabella mushroom recipes

Cuisine American

Servings 4 servings

Calories 93 kcal

Ingredients

2 large Portabella mushrooms chopped
1 medium onion finely diced
2 cloves garlic minced
2 tablespoons olive oil
1 cup vegetable broth or chicken broth
1 tablespoon soy sauce
1 teaspoon dried thyme or fresh
1 tablespoon all-purpose flour
Salt and pepper to taste

Instructions

Heat olive oil in a large skillet over medium heat.
Add onions and garlic, sautéing for 2-3 minutes until softened.
Add chopped Portabella mushrooms and cook for 5-7 minutes until mushrooms release moisture and become tender.
Stir in flour and cook for another 1-2 minutes to make a roux.
Slowly pour in vegetable broth, stirring constantly until the mixture thickens.
Add soy sauce and thyme, and simmer for 5 more minutes, adjusting seasoning with salt and pepper.
Serve hot over mashed potatoes.

Notes

For a vegan version, simply ensure that your vegetable broth is plant-based and use olive oil instead of butter. Adjust thickness by adding more or less broth, depending on your preference.

Keyword creamy gravy, holiday side dish, mashed potatoes, mushroom gravy, portabella mushrooms, savory sauce, umami flavor, vegan gravy, vegetable broth, vegetarian gravy