Last Updated on April 18, 2023 by Shari Mason
If you’re looking for a meat substitute in your meals, you might have already tried to bake portobello mushrooms.
They are versatile, delicious, and easy to make. You can also roast them.
In this roundup, we’ll talk about how long to bake portobello mushroom at 350 degrees. Keep scrolling to learn more about cooking portobello mushrooms.
How Long Should You Bake Portobello Mushroom at 350?
The cooking time of portobello mushrooms in the oven depends on their size. Bake them for 20-25 minutes at 350 degrees. Add 5-10 minutes if the mushrooms are on the larger side.
To know if the mushrooms are well-cooked, give them a gentle poke. They should be firm to touch. Bake them for a few minutes more if they are still squishy.
The color is another tell-tale sign that the portobello mushrooms are done. If they’re rich brown, it means they’re done. Cook them for a little longer if they’re still light in color.
Best Temperature to Bake Portobello Mushroom
350 degrees Fahrenheit is the best temperature to bake portobello mushrooms. This temperature will cook your mushrooms throughout without making them dry.
However, determining the proper temperature depends on how you want the portobello mushrooms to turn out. If you want crispier sides, opt for a higher temperature.
Choose a lower temperature if you want the mushrooms to retain their moisture.
Try our portobello mushrooms recipe below if you want side dishes to prepare.
Tips When Baking Portobello Mushroom At 350
They are the same, just in different stages of maturity. Button mushrooms are the least mature, while portobello mushrooms are the most mature and are the largest.
Portobello mushrooms have a rich, meaty, and earthy flavor. You can bake portobello mushrooms with cheese for added flavor.
For a better portobello mushrooms recipe, here are some tips when baking portobello mushrooms at 350:
- Before cooking, remove the gills and stems. They can make the mushrooms taste bitter.
- Clean portobello mushrooms using a damp paper towel.
- Marinate the mushrooms to make them more delicious. You can add olive oil, crushed garlic, and rice vinegar.
- Add spices for extra flavor. This is the secret to the recipe. You can add thyme and rosemary. Season with salt and pepper.
- You can also top the baked mushrooms with mozzarella or parmesan cheese. Cheese makes the mushroom taste creamier.
- Add other veggies on the baking sheet, like tomatoes and zucchini, for a delicious and filling meal. The vegetables also add flavor to the dish.
- Store leftovers of baked portobello mushrooms in an airtight container and reheat them in the oven before guests arrive.
How To Know If It’s Done
Whether they’re a vegetarian main course, or served alongside another entrée as a side dish or portobello mushrooms are delicious and are loaded with nutrients.
“Cremini and portobello mushrooms have the most of the antioxidant ergothioneine.”– Angela Lemond, Registered Dietitian and Spokesperson for the Academy of Nutrition and Dietetics.
When cooking portobellos, you can tell if they’re well-cooked by looking at their color. The mushrooms’ color should be rich brown.
If the mushrooms have a light color, bake them in the oven for a few more minutes. They should also be firm to touch. They need a longer time in the oven if they are still squishy to touch.
Will Baked Portobello Mushroom Dry Out At 350?
Baking the mushrooms at 350 won’t dry them out. It’s just the right oven temperature for a tender and delicious mushroom.
However, you might want to cook the mushrooms at a higher temperature of 400 degrees Fahrenheit if you want them well done.
Adjust the cooking time of mushrooms according to your desired level of doneness.
Factors To Consider
The larger the mushrooms, the longer they need to stay in the oven. Add 5-10 minutes of baking time for larger mushrooms.
350 degrees Fahrenheit is the advisable temperature for portobello mushrooms. It won’t dry out the mushrooms.
However, the cooking temperature varies on the size of the mushroom and the level of doneness you prefer.
Cook portobello mushrooms that are large at 400 degrees Fahrenheit.
If you want to cook portobello mushrooms, the cooking time varies depending on the degree of doneness you like.
You can cook large mushrooms at 450 degrees in the oven for well done.
Baked Portobello Mushroom At 350 Recipe
- Prep Time: 5 minutes
- Total Time: 25 minutes
- 4 large Portobello Mushrooms
- 1 tbsp Olive Oil
- ¼ tsp Garlic Powder
- 2 tbsp Soy Sauce
- 1 tbsp Maple Syrup
- 1 tsp cayenne pepper
- 1 tbsp balsamic vinegar
In this recipe, you should start by preheating the oven to 350. Line the baking tray with parchment paper and place the portobello mushrooms.
In a mixing bowl, add olive oil, salt, soy sauce, balsamic vinegar, garlic powder, maple syrup, and cayenne. Stir.
Brush the sauce into the mushrooms, ensuring they are all coated. Place the mushrooms on the baking sheet.
Bake portobello mushrooms for 20 minutes, facing up.
- Servings: 4
What do you serve with baked portobello mushrooms?
Portobello mushrooms can be served with a side of mashed potatoes or a hearty salad. Oven-baked portobello mushrooms are versatile.
Whether as an appetizer or a main dish, roasted portobello mushrooms are tasty. You can also use them to make portobello steak and other recipes.
How long does it take to bake stuffed portobello mushrooms?
Baked stuffed portobello mushrooms take about 20 minutes at 350 degrees Fahrenheit.
Let’s Sum It Up
If you’re looking for a delicious vegetarian main dish or as a side dish, portobello mushrooms are one of the best options. They’re low in carbohydrates and are highly nutritious.
If you want to cook portobello mushrooms in the oven at 350, it’s best to determine the size of the mushrooms and the doneness you prefer.
The cooking times will vary according to these factors. 350 is the advisable temperature as it will make the mushroom tender and won’t dry it out.
You can cook vegetables like zucchini and tomatoes alongside the portobello mushrooms. You can also add cheese for a tastier dish.
If you’re now ready to cook portobello mushrooms, refer to the recipe above.
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