If you’re looking for a simple, flavorful side dish that’s ready in under 20 minutes — this Italian Marinated Mushrooms and Peppers recipe is it! Tender baby Bella mushrooms are sautéed until golden brown, then tossed with Italian dressing, sweet onions, and red bell peppers for a bright, tangy, and savory flavor combo you’ll love.
This easy mushroom and pepper side dish is delicious served warm or chilled, making it perfect for any season. Serve it as a healthy side for grilled chicken thighs skewers, grilled rib eye steak, or Beshbarmak pasta, or bring it to your next barbecue or holiday dinner — it’s always a hit!
Why You’ll Love This Recipe
- Pairs beautifully with chicken, steak, or pasta
- Quick and easy — ready in under 20 minutes
- Packed with Italian-inspired flavor
- Versatile — serve warm or cold
- Perfect for meal prep or gatherings
Ingredients You’ll Need
- Baby Bella mushrooms, sliced
- Italian dressing (your favorite brand or homemade)
- Onion, diced
- Red bell pepper, sliced
- Fresh parsley, for garnish
See the recipe card for the full information on recipe ingredients and quantities.
How to Make Italian Marinated Mushrooms and Peppers
Sauté the Mushrooms: In a large skillet over medium-high heat, add the sliced mushrooms and a pinch of salt. Cook for about 5–7 minutes, stirring occasionally, until they turn a beautiful golden brown.
Add Flavor: Pour in the Italian dressing, then add the diced onion and sliced red pepper. Stir everything together and bring it to a gentle boil.
Simmer & Serve: Reduce the heat and cook for another 3 minutes, allowing the vegetables to soak up all that savory Italian flavor. Garnish with chopped fresh parsley and serve warm — or refrigerate and enjoy it cold later!
What to Serve With Italian Marinated Mushrooms and Peppers
These flavorful Italian marinated mushrooms and peppers pair beautifully with so many of your favorite main dishes! Their tangy, savory flavor complements grilled meats, hearty casseroles, and fresh salads — making them the perfect side for any occasion.
Here are some delicious recipe ideas from Munchkin Time that pair perfectly with this dish:
🥩 Main Dishes
- Baked Chicken Drumsticks with Lemon & Potatoes – The bright citrus flavor of baked chicken pairs wonderfully with the zesty, tangy notes of the marinated mushrooms.
- Juicy Beef Sliders with Sausage & Cheese – Add these mushrooms on top of sliders for extra flavor and texture.
- Creamy Tuscan Chicken – Rich, garlicky sauce meets tender chicken — and these mushrooms make a perfect Italian side.
- Crispy Air Fryer Chicken Wings – Quick, crunchy, and perfect with a spoonful of marinated veggies on the side.
- Chicken Alfredo Pasta Bake – Comfort food at its best! The Italian flavors blend beautifully.
Fresh Salads
- Easy Italian Salad – Double up on the Italian flair! Crisp lettuce, tomatoes, and pepperoncini make a refreshing companion.
- Cucumber Tomato Salad – A fresh, juicy contrast to the savory mushrooms.
- Crunchy Cucumber Radish Salad – Light and crisp, perfect for spring and summer gatherings.
Veggie Sides
- Grilled Mexican Street Corn – Add bold flavor and texture to your meal with smoky, cheesy corn.
- Oven Baked Asparagus and Bacon Wraps – The salty bacon complements the marinated mushrooms beautifully.
- Fresh Green Beans with Bacon and Shallots – Another savory veggie side that ties together the Italian theme.
- Parmesan Zucchini Bites – Crispy, cheesy, and full of flavor — a great texture contrast with the marinated vegetables.
Drinks & Refreshers
- Mango Dragonfruit Refresher – A light, fruity drink that complements the savory, zesty tones of this Italian side dish.
- Best Huckleberry Lemonade – bright, fruity, and a deliciously sweet way to cool down.
- Black Iced Tea – crisp, smooth, and classic with a squeeze of lemon or hint of mint.
Tips & Tricks
- For a heartier version, toss in zucchini or cherry tomatoes.
- Use homemade Italian dressing for the freshest flavor.
- Don’t overcrowd the pan — mushrooms need space to brown.
- Add a pinch of red pepper flakes for a little kick.
Storage
Store leftovers in an airtight container in the fridge for up to 4 days. The flavors get even better as they marinate overnight!
Recipe FAQs
Yes — these seasoned mushrooms taste amazing when chilled. They make a great make‑ahead side dish and are ideal served straight from the fridge.
Store them in an airtight container in the fridge for up to 3 days. The flavours continue to deepen.
Absolutely. While the recipe uses mushrooms, onion, and red bell pepper, you can swap or add in zucchini, cherry tomatoes, or even sun‑dried tomatoes for extra flavour and colour. (Note: Use your judgement on cooking time.)
Yes — you can make it ahead of time (1‑2 days ahead), chill it, and serve it when you’re ready. It’s perfect for busy weeks.
More Easy Recipes
- Super Juicy Oven Baked Chicken Wings
- Baked Chicken Pasta in Buttery White Sauce
- Oven Baked Boneless Skinless Chicken Thighs
- The Best Creamy Chicken Pasta
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📖 Recipe
Italian Marinated Mushrooms
Ingredients
- 1 lb baby Bella mushrooms sliced
- 1 cup Italian dressing
- 1 onion diced
- 1 red bell pepper sliced
- parsley for garnish
Instructions
- Using a large skillet on a medium/high heat, add 1lb of sliced mushrooms and sprinkle with a little salt. Cook for about 5-7 minutes, or until golden brown color, stirring few times.
- To the same skillet add 1 cup of Italian dressing, 1 diced onion and 1 sliced red pepper. Stir and bring it to a boil. Reduce the heat to medium heat, cook for 3 more minutes, stirring few times.
- Serve warm or cold with a dash of freshly chopped parsley. Enjoy!
Notes
- This easy marinated mushroom recipe is perfect for the holidays or entertaining! You can make it 1–2 days ahead of time and store it in an airtight container in the refrigerator until ready to serve.
- For best flavor and texture, serve the mushrooms cold — they taste even better after the flavors have had time to meld together.
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Avoid reheating, as warming them can change their texture.
Leftovers will stay fresh in the fridge for up to 3-5 days when stored properly in a sealed container.
Nutrition
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