Balsamic Portobello Mushroom Sandwiches with Caper Aioli

Recipe Collection: Lunch

Balsamic Portobello Mushroom Sandwiches with Caper Aioli bring a rich, tangy flavor to your lunch table. This vegetarian recipe is perfect for those seeking a hearty meal without meat. The juicy portobello mushrooms, marinated in balsamic vinegar, create a satisfying texture, while fresh tomatoes and crisp lettuce add a refreshing crunch. Ideal for American cuisine lovers, this dish is versatile enough for picnics or casual dinners.

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Overview

Elevate your sandwich game with these savory balsamic portobello sandwiches. Juicy, marinated portobello mushroom caps are broiled to perfection and paired with a tangy caper aioli, fresh tomato slices, and crisp lettuce, all nestled in a toasted bun. This recipe is a delightful vegetarian option that promises a burst of flavor in every bite.

Diet Type

Vegetarian

Allergies

Gluten, Soy (if using soy-based mayonnaise)

Cuisine

American

Serving Size: 4

Cooking Time: 20 minutes

Ingredients

• 2 Whole garlic cloves, minced
• 6 Tablespoons (tbsp) olive oil
• 0.5 Teaspoons (tsp) dried thyme
• 2 Tablespoons (tbsp) balsamic vinegar
• 1 Pinch salt, to taste
• 1 Pinch pepper, to taste
• 4 Large portobello mushroom caps
• 4 Whole hamburger buns
• 1 Tablespoon (tbsp) capers, drained
• 0.25 Cups mayonnaise
• 1 Large tomato, sliced
• 4 Leaves lettuce

Steps

1. Preheat your broiler and adjust the oven rack to be as close to the heat source as possible.
2. In a medium-sized mixing bowl, combine the minced garlic, olive oil, dried thyme, balsamic vinegar, salt, and pepper to create a marinade.
3. Place the portobello mushroom caps, gill side up, in a shallow baking pan. Brush them with half of the marinade.
4. Broil the mushroom caps for 5 minutes. Flip them over, brush with the remaining marinade, and broil for an additional 4 minutes until tender and juicy.
5. While the mushrooms are broiling, lightly toast the hamburger buns.
6. In a small bowl, mix the drained capers with the mayonnaise to create a caper aioli.
7. Spread the caper aioli generously on the toasted buns. Layer each bun with a broiled mushroom cap, a slice of tomato, and a leaf of lettuce.
8. Serve immediately and enjoy the savory, tangy flavors of this gourmet sandwich.

Enjoy your homemade Balsamic Portobello Mushroom Sandwiches with Caper Aioli!