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Sun-Dried Tomato Stuffed Mushrooms

A masterclass in moisture extraction and pan sauce reduction. By high-heat grilling thick Portobello caps to build an earthy foundation, this elegant appetizer is stuffed with a highly concentrated, buttery Marsala wine and sun-dried tomato reduction, crowned with a shattered layer of toasted Panko breadcrumbs.
Print Recipe
Prep Time 15 minutes
Cook Time 15 minutes
Total Time 30 minutes
Servings: 4 servings
Course: Appetizer
Ingredients Method

Ingredients
  

The Structural Topping
  • 1 cup Panko breadcrumbs
  • 2 tablespoons unsalted butter melted
The Marsala Wine Reduction
  • 2 tablespoons olive oil from the sun-dried tomato jar
  • ½ cup julienned sun-dried tomatoes packed in oil
  • 4 large garlic cloves minced (about 2 tablespoons)
  • ¼ cup dry Marsala wine
  • 2 tablespoons fresh lemon juice from ½ medium lemon
  • ½ teaspoon kosher salt
  • ¼ teaspoon crushed red pepper flakes
  • 2 tablespoons unsalted butter cut into small cubes (for swirling)
  • 2 tablespoons fresh parsley finely chopped
The Portobello Foundation
  • 8 medium Portobello mushrooms stems and dark gills removed
  • 2 tablespoons olive oil
  • Kosher salt and coarse black pepper for grilling

Method
 

Toasting the Panko Architecture
  1. Preheat the oven to 350°F.
  2. In a small bowl, vigorously mix the Panko breadcrumbs with the 2 tablespoons of melted butter until the crumbs are uniformly coated in fat.
  3. Spread the buttered crumbs evenly onto a rimmed baking sheet. Bake until they become deeply golden brown and shatteringly crisp, about 5 to 7 minutes. Remove from the oven and set aside.
The Marsala Reduction Build
  1. Heat the sun-dried tomatoes along with 2 tablespoons of their packing oil in a large stainless steel skillet over medium heat.
  2. Add the minced garlic and sauté for exactly 1 minute to bloom the aromatics without burning them.
  3. Pour the dry Marsala wine into the hot skillet to deglaze, lifting any browned bits from the bottom. Simmer aggressively until almost all of the wine has evaporated into a thick, concentrated syrup, about 3 to 5 minutes.
  4. Stir in the fresh lemon juice, kosher salt, and crushed red pepper flakes.
  5. Remove the skillet entirely from the heat. Instantly swirl in the 2 remaining tablespoons of cubed butter until it melts into a glossy, emulsified glaze. Stir in the fresh parsley and set the pan sauce aside.
The High-Heat Grill
  1. Heat a heavy cast-iron grill pan or an outdoor grill to high heat.
  2. Brush the cleaned, trimmed Portobello mushrooms on both sides with the 2 tablespoons of olive oil. Season aggressively with kosher salt and coarse black pepper.
  3. Grill the mushrooms cap-side down for 2 to 3 minutes, then flip and grill the underside until the mushrooms are just beginning to soften and develop deep, dark char marks, about 5 minutes total.
The Architectural Assembly
  1. Transfer the grilled mushrooms, cap-side down, to a large ceramic serving platter.
  2. Divide the toasted, buttery Panko breadcrumbs evenly, pressing them heavily into the cavity of each mushroom cap.
  3. Carefully spoon the concentrated sun-dried tomato and Marsala wine reduction directly over the breadcrumbs, allowing the buttery sauce to seep into the crispy topping. Serve immediately.