This delightful portobello mushroom saute is a quick and easy dish that brings out the rich, earthy flavors of portobello mushrooms. Perfect as a side dish or a topping for pasta, this recipe is sure to become a favorite in your kitchen.
If you don't usually cook with portobello mushrooms, they can be found in the produce section of most supermarkets. Fresh thyme is often located in the herb section, but if unavailable, dried thyme can be used as a substitute. Make sure to pick up some good quality olive oil for the best flavor.

Ingredients for Portobello Mushroom Saute Recipe
Portobello mushrooms: These large, meaty mushrooms have a rich, earthy flavor and a firm texture, making them perfect for sauteing.
Olive oil: A high-quality olive oil adds a smooth, fruity flavor and helps to cook the mushrooms evenly.
Garlic: Minced garlic adds a pungent, aromatic flavor that complements the mushrooms beautifully.
Thyme: Fresh thyme adds a subtle, earthy aroma and enhances the overall flavor of the dish.
Salt: Essential for seasoning and bringing out the natural flavors of the ingredients.
Black pepper: Freshly ground black pepper adds a hint of spice and depth to the dish.
Technique Tip for This Recipe
When sautéing portobello mushrooms, ensure they are evenly sliced to promote uniform cooking. Use a hot skillet to achieve a good sear, which enhances their flavor and texture. Avoid overcrowding the pan as this can cause the mushrooms to steam rather than sauté, resulting in a less desirable texture. Adding salt towards the end of cooking helps to draw out moisture without making the mushrooms too watery.
Suggested Side Dishes
Alternative Ingredients
portobello mushrooms - Substitute with cremini mushrooms: Cremini mushrooms have a similar texture and flavor profile to portobello mushrooms, making them an excellent substitute.
portobello mushrooms - Substitute with shiitake mushrooms: Shiitake mushrooms offer a meaty texture and umami flavor, which can mimic the richness of portobello mushrooms.
olive oil - Substitute with avocado oil: Avocado oil has a high smoke point and a neutral flavor, making it a good alternative to olive oil for sautéing.
olive oil - Substitute with grapeseed oil: Grapeseed oil is another neutral oil with a high smoke point, suitable for sautéing mushrooms.
garlic - Substitute with shallots: Shallots provide a milder, slightly sweet flavor that can complement the dish if garlic is not available.
garlic - Substitute with garlic powder: Garlic powder can be used in place of fresh garlic, though it will provide a slightly different texture and intensity.
thyme - Substitute with rosemary: Rosemary has a robust, earthy flavor that can replace thyme in many recipes, including this one.
thyme - Substitute with oregano: Oregano offers a different but complementary herbaceous note that can work well in place of thyme.
salt - Substitute with soy sauce: Soy sauce can add both saltiness and umami to the dish, enhancing the overall flavor.
salt - Substitute with sea salt: Sea salt can be used as a direct substitute for regular salt, providing a slightly different mineral profile.
freshly ground black pepper - Substitute with white pepper: White pepper offers a similar heat but with a slightly different flavor profile, making it a good alternative.
freshly ground black pepper - Substitute with cayenne pepper: Cayenne pepper can add a bit of heat and spice, though it will change the flavor profile more significantly.
Alternative Recipes Similar to This Dish
How to Store or Freeze This Dish
- Allow the portobello mushroom saute to cool completely before storing. This helps prevent condensation, which can make the dish soggy.
- Transfer the cooled mushrooms to an airtight container. Ensure the container is clean and dry to maintain the freshness of the dish.
- Store the container in the refrigerator. The sauteed mushrooms will keep well for up to 3-4 days.
- For longer storage, consider freezing the mushroom saute. Place the cooled mushrooms in a freezer-safe container or a resealable plastic bag. Remove as much air as possible to prevent freezer burn.
- Label the container or bag with the date to keep track of its freshness. Frozen portobello mushrooms can be stored for up to 2 months.
- When ready to use, thaw the mushrooms in the refrigerator overnight. This slow thawing process helps retain their texture and flavor.
- Reheat the sauteed mushrooms in a skillet over medium heat. Add a splash of olive oil or a bit of butter to refresh the dish. Stir occasionally until heated through.
- Alternatively, you can reheat the mushrooms in the microwave. Place them in a microwave-safe dish, cover with a microwave-safe lid or plastic wrap, and heat in short intervals, stirring in between, until warmed to your liking.
How to Reheat Leftovers
Stovetop Method:
- Heat a non-stick skillet over medium heat.
- Add a small amount of olive oil or butter to the skillet.
- Add the leftover portobello mushrooms to the skillet.
- Stir occasionally, cooking for about 3-5 minutes until heated through.
- Serve immediately.
Microwave Method:
- Place the portobello mushrooms in a microwave-safe dish.
- Cover the dish with a microwave-safe lid or microwave-safe plastic wrap, leaving a small vent.
- Microwave on medium power for 1-2 minutes.
- Stir the mushrooms and check if they are heated through. If not, continue microwaving in 30-second intervals.
- Let it sit for a minute before serving.
Oven Method:
- Preheat your oven to 350°F (175°C).
- Place the portobello mushrooms in an oven-safe dish.
- Cover the dish with aluminum foil to prevent drying out.
- Bake for about 10-15 minutes, checking occasionally to ensure they are heated through.
- Remove from the oven and serve hot.
Air Fryer Method:
- Preheat your air fryer to 350°F (175°C).
- Place the portobello mushrooms in the air fryer basket in a single layer.
- Heat for about 3-5 minutes, shaking the basket halfway through to ensure even heating.
- Serve immediately once heated through.
Steaming Method:
- Set up a steamer basket over a pot of simmering water.
- Place the portobello mushrooms in the steamer basket.
- Cover and steam for about 3-5 minutes until heated through.
- Remove from the steamer and serve hot.
Best Tools for This Recipe
Skillet: A flat-bottomed pan used for cooking the mushrooms evenly over medium heat.
Spatula: Useful for stirring the garlic and mushrooms to ensure they cook evenly and don't stick to the skillet.
Knife: Essential for slicing the portobello mushrooms and mincing the garlic.
Cutting board: Provides a safe surface for slicing the mushrooms and mincing the garlic.
Measuring spoons: Used to measure the olive oil and thyme accurately.
Garlic press: An optional tool to mince the garlic quickly and efficiently.
Serving dish: For presenting the sautéed mushrooms once they are cooked.
Tongs: Handy for turning and moving the mushrooms in the skillet to ensure they cook evenly.
How to Save Time on This Recipe
Pre-slice mushrooms: Buy pre-sliced portobello mushrooms to save time on preparation.
Use garlic paste: Substitute minced garlic with garlic paste for quicker cooking.
Pre-measure ingredients: Measure out olive oil, thyme, salt, and black pepper before starting to streamline the process.
Cook in batches: If your skillet is small, cook mushrooms in batches to ensure even cooking.
Use high heat: Increase the heat slightly to cook mushrooms faster, but keep an eye on them to avoid burning.

Portobello Mushroom Saute Recipe
Ingredients
Main Ingredients
- 4 large Portobello mushrooms cleaned and sliced
- 2 tablespoon Olive oil
- 1 clove Garlic minced
- 1 teaspoon Thyme fresh, chopped
- to taste Salt
- to taste Black pepper freshly ground
Instructions
- Heat olive oil in a skillet over medium heat.
- Add minced garlic and cook until fragrant, about 1 minute.
- Add sliced portobello mushrooms and cook until tender, about 5-7 minutes.
- Stir in chopped thyme, salt, and black pepper to taste. Cook for another 2-3 minutes.
- Serve hot as a side dish or over pasta.
Nutritional Value
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