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Mushroom Sandwich Melts

Savory Mushroom Sandwich Melts for Ultimate Comfort Food

Mushroom Sandwich Melts are a delightful appetizer filled with savory mushrooms, crispy bacon, and gooey cheese, perfect for any gathering.
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Prep Time 20 minutes
Cook Time 30 minutes
Cooling Time 5 minutes
Total Time 55 minutes
Servings: 4 sandwiches
Course: Appetizers
Cuisine: American
Calories: 350
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Filling
  • 1 medium Onion Adds sweetness and depth; substitute shallots for a milder taste.
  • 2 cloves Garlic Minced works best for flavor.
  • 2 Tbsp Unsalted Butter Use olive oil for a dairy-free option.
  • 24 oz White Mushrooms Diced, or use cremini for richness.
  • 8 oz Bacon Chopped into thin strips; turkey bacon can be substituted.
  • 2 Tbsp Mayonnaise Or use Greek yogurt for a healthier option.
  • 1/4 to 1/2 tsp Salt Adjust based on cheese saltiness.
  • 1/4 tsp Black Pepper Freshly cracked enhances overall taste.
  • 2 1/2 cups Mexican Cheese Blend Finely shredded.
  • 1/4 cup Fresh Chopped Parsley Plus more for garnish.
For the Baguette
  • 2 French Baguettes sliced into 1/2" thick toasts Ensure thickness to handle filling.

Equipment

  • Large Skillet
  • Baking Sheet
  • Parchment paper
  • Mixing bowl

Method
 

Step‑by‑Step Instructions
  1. Preheat your oven to 350°F (175°C) and line a large baking sheet with parchment paper.
  2. Melt 1 tablespoon of unsalted butter in a large skillet over medium heat, then add diced onion and sauté for 5 to 7 minutes until soft and golden. Stir in minced garlic and cook for 1 more minute.
  3. Add the remaining tablespoon of butter and the diced mushrooms to the skillet. Cook for 10 to 12 minutes until tender.
  4. Add chopped bacon to the skillet and cook for about 7 minutes until crispy, then combine with the mushroom mixture in a bowl.
  5. Add shredded cheese, mayonnaise, chopped parsley, salt, and black pepper to the bowl and mix well.
  6. Spoon the mushroom and cheese mixture generously onto each slice of baguette.
  7. Bake the assembled sandwiches on the prepared baking sheet for 15 minutes until cheese is bubbly and slightly golden.
  8. Remove from oven, cool slightly, and garnish with additional chopped parsley before serving.

Nutrition

Serving: 1sandwichCalories: 350kcalCarbohydrates: 30gProtein: 15gFat: 20gSaturated Fat: 10gPolyunsaturated Fat: 2gMonounsaturated Fat: 6gCholesterol: 55mgSodium: 600mgPotassium: 300mgFiber: 2gSugar: 2gVitamin A: 500IUVitamin C: 2mgCalcium: 250mgIron: 1.5mg

Notes

You can prepare the mushroom filling up to 2 days in advance for hassle-free assembly before baking.

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