This Mushroom and Egg Salad is a delightful, easy-to-make dish that combines the rich flavors of sautéed white mushrooms, caramelized onions, and hard-boiled eggs, all coated in a creamy, tangy Dijon mustard dressing. This healthy and satisfying salad makes the perfect light lunch or dinner, and it can be served chilled or at room temperature. The addition of fresh dill elevates the flavor, making it a unique twist on traditional salads. Ideal for meal prep or as a crowd-pleasing dish at gatherings, this Mushroom and Egg Salad is versatile, delicious, and full of texture.

Whether you’re looking for a quick weekday meal, a refreshing side dish, or a protein-packed salad, this recipe has you covered. It’s customizable with various substitutions like fresh herbs or vegan options, making it suitable for various dietary needs. Serve it on its own, in sandwiches, or as a filling for wraps—this salad is sure to become a favorite in your recipe rotation.
Ingredients:
- Olive oil for sautéing
- 1 lb fresh white mushrooms, diced
- 1 medium onion, finely diced
- 1 garlic clove, minced
- 4 large hard-boiled eggs, diced (click here for quick tutorial)
- 1/4 cup fresh dill, finely chopped
- 1/2 cup mayonnaise
- 1 tbsp Dijon mustard
- 2 tsp lemon juice
- Salt and pepper to taste
Instructions:
- Heat 2-3 tbsp of olive oil in a large skillet over medium-high heat. Add the diced mushrooms and sauté for about 12-15 minutes, or until they are golden brown and have released all their liquid. Transfer the mushrooms to a mixing bowl.
- While the mushrooms are cooking, heat 2 tbsp of olive oil in a second non-stick pan over medium heat. Add the diced onions and sauté for 10-13 minutes, or until they are golden. Add the minced garlic and sauté for another 1-2 minutes until fragrant. Transfer the onions and garlic to the mixing bowl.
- Add the diced eggs and chopped dill to the bowl with mushrooms and onions.
- In a separate bowl, mix together the mayonnaise, Dijon mustard, and lemon juice to create the dressing.
- Stir the dressing into the salad until all ingredients are evenly coated. Season with salt and pepper to taste.
- Serve the salad either at room temperature or chilled.
Tips
- Mushroom Tip: Make sure to sauté the mushrooms until all their liquid evaporates for the best texture.
- Eggs Tip: Use room temperature eggs for easier peeling if you’re hard boiling them yourself.
Variations and Substitutions
- Herbs: You can substitute dill with fresh parsley or tarragon for a different flavor.
- Vegetarian Option: For a vegetarian-friendly version, substitute the hard-boiled eggs with crumbled tofu for a similar texture.
- Add Crunch: Add chopped celery or water chestnuts for a crunchy texture.
FAQs
Can I make this salad ahead of time?
Yes, this salad can be prepared ahead and stored in the fridge for up to 2 days. The flavors tend to meld together nicely after sitting for a few hours.
Can I use store-bought dressing?
If you prefer convenience, you can use store-bought mayo-based dressings, though homemade dressing will enhance the flavor.
Serving Suggestions
- Serve as a light lunch with a side of crispy bread or crackers.
- Pair it with a fresh green salad or roasted vegetables for a complete meal.
- This salad makes an excellent filling for wraps or sandwiches.
Why You’ll Love This Recipe
This Mushroom and Egg Salad is a hearty yet light dish that combines the savory flavors of sautéed mushrooms and caramelized onions with the creaminess of hard-boiled eggs and a tangy dressing. It’s perfect for meal prepping, as it can be served chilled or at room temperature, and makes for a satisfying, flavorful meal that’s quick to make!
Mushroom and Egg Salad Recipe
6
servings10
minutes15
minutesIngredients
-
Olive oil for sautéing
-
1 lb fresh white mushrooms, diced
-
1 medium onion, finely diced
-
1 garlic clove, minced
-
4 large hard-boiled eggs, diced (click here for quick tutorial)
-
1/4 cup fresh dill, finely chopped
-
1/2 cup mayonnaise
-
1 tbsp Dijon mustard
-
2 tsp lemon juice
-
Salt and pepper to taste
Directions
- Heat 2-3 tbsp of olive oil in a large skillet over medium-high heat. Add the diced mushrooms and sauté for about 12-15 minutes, or until they are golden brown and have released all their liquid. Transfer the mushrooms to a mixing bowl.
- While the mushrooms are cooking, heat 2 tbsp of olive oil in a second non-stick pan over medium heat. Add the diced onions and sauté for 10-13 minutes, or until they are golden. Add the minced garlic and sauté for another 1-2 minutes until fragrant. Transfer the onions and garlic to the mixing bowl.
- Add the diced eggs and chopped dill to the bowl with mushrooms and onions.
- In a separate bowl, mix together the mayonnaise, Dijon mustard, and lemon juice to create the dressing.
- Stir the dressing into the salad until all ingredients are evenly coated. Season with salt and pepper to taste.
- Serve the salad either at room temperature or chilled.







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