Earthy mushrooms roasted in a rich garlic-herb butter, then finished with fresh parsley—creating a savory, umami-packed appetizer or side dish perfect for any occasion.

Why You’ll Love This Recipe

Deep, buttery flavor: A combination of melted butter and olive oil ensures rich taste and ideal roasting temperature
Simple and impressive: Minimal ingredients, easy steps, and maximum flavor—elevates everyday meals effortlessly .
Versatile accompaniment: Complements a variety of mains—steak, chicken, pasta—or enjoyed on their own

Ingredients

(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)

1 lb whole cremini or button mushrooms, cleaned
3 tablespoons unsalted butter, melted
3 garlic cloves, minced
1 tablespoon olive oil
1 teaspoon dried thyme or Italian seasoning
Salt and freshly ground black pepper to taste
2 tablespoons fresh parsley, chopped

Directions

Preheat the oven to 400 °F (200 °C).
In a large bowl, whisk together melted butter, olive oil, minced garlic, thyme (or Italian seasoning), salt, and pepper.
Add the mushrooms and toss to coat evenly.
Arrange mushrooms in a single layer on a baking dish, cap-side down.
Roast for 20–25 minutes, basting halfway through, until golden brown and tender.
Remove from the oven and sprinkle with fresh parsley. Serve warm.

At 450 °F for 25 minutes, mushrooms develop excellent golden color while staying juicy
Alternatively, a lower temperature of 400 °F for 15–20 minutes, stirring midway, also yields tender, flavorful results (dinneratthezoo.com).

Servings and timing

Servings: Serves 4 as a side dish (recipetineats.com)
Prep time: ~5 minutes (iowagirleats.com)
Cook time: 20–25 minutes (depending on oven temperature)
Total time: ~25–30 minutes

Variations

Add Parmesan: Sprinkle grated Parmesan cheese during the last few minutes of roasting for a nutty finish (allrecipes.com).
Brighten with lemon: Drizzle fresh lemon juice after roasting, or roast with a touch of lemon zest .
Herb alternatives: Use fresh thyme, rosemary, or Italian seasoning instead of dried thyme .
Spicy twist: Add chili flakes to the garlic-butter mix for a gentle heat (en.wikipedia.org).

Storage/reheating

Refrigerator: Keep cooled leftovers in an airtight container for up to 3–4 days .
Reheating:
- Oven or air fryer: Heat at 350 °F until warmed and crisp, preserving texture.
- Skillet: Quick sauté to refresh flavor and crisp.
- Avoid microwave, which can make mushrooms soggy.

FAQs

1. Can I use larger mushrooms like portobello?

Yes—larger mushrooms work great. Roast cap-side down and consider cutting them to fit. (dinneratthezoo.com, simply-delicious-food.com, recipetineats.com)

2. Do I need both butter and oil?

Yes—the oil prevents butter from burning and helps achieve better browning (recipetineats.com).

3. Should I wash mushrooms before roasting?

Gently wipe with a damp cloth or rinse and dry thoroughly—avoid soaking to prevent sogginess .

4. Can I prepare ahead of time?

Yes—toss mushrooms in seasoning, refrigerate overnight, and roast when ready (simply-delicious-food.com).

5. How do I get them extra crispy?

Ensure a single layer, avoid overcrowding, and roast at a higher temperature for optimal crispiness.

6. Can I freeze leftovers?

Freeze cooled mushrooms in airtight containers for up to 1 month. Reheat using oven or skillet.

7. Can I make this vegan?

Replace butter with vegan butter and use oil—results are still deliciously rich and buttery.

8. Are these suitable for Paleo or keto?

Yes—this recipe is naturally gluten-free, low-carb, and fits keto or Paleo diets.

9. What pairs well with these mushrooms?

Serve alongside grilled steak, roasted chicken, creamy polenta, pasta, or enjoy on toast for a hearty snack (reddit.com).

10. Should I stir halfway through roasting?

Yes—basting or gently stirring halfway ensures even cooking and caramelization .

Conclusion

Garlic Butter Roasted Mushrooms are a crowd-pleasing side with incredible flavor and texture. Juicy, golden mushrooms infused with garlic-herb butter offer gourmet appeal with minimal effort. Whether accompanying a main dish or starring in a vegetarian spread, they’re easy to prepare, adaptable to dietary needs, and memorable for their rich, savory taste. Give them a try—your taste buds will thank you!