Unforgettable Grilled Portobello Sandwich with Basil Mayonnaise

Recipe Details

Prep Time:
20 mins
Cook Time:
10 mins
Additional Time:
5 mins
Total Time:
35 mins
Servings:
6
Yield:
6 sandwiches

Ingredients

  • cupbalsamic vinegar

  • ¼cupolive oil

  • 1tablespoonminced garlic

  • 6portobello mushroom caps

  • ½cupmayonnaise

  • 2tablespoonschopped fresh basil

  • 1tablespoonDijon mustard

  • 1teaspoonlemon juice

  • 6kaiser rolls, split, toasted

  • 1tablespoonbutter, softened, or as needed

  • 6leaveslettuce

  • 6tomato slices

Cooking Directions

  1. Preheat an outdoor grill for medium heat and lightly oil the grate.

  2. Whisk vinegar, oil, and garlic together in a small bowl.

  3. Arrange mushrooms on a baking sheet with the gills facing up; brush with about 2/3 of the marinade and let sit for 3 to 5 minutes.

  4. Transfer mushrooms to the preheated grill with the gills facing down; grill, basting occasionally with remaining marinade, until tender, about 4 minutes per side.

  5. While the mushrooms are cooking, mix mayonnaise, basil, Dijon, and lemon juice together in a small bowl. Butter toasted rolls, then spread with mayonnaise mixture.

  6. Remove mushrooms from the grill and place on bottom buns. Top with lettuce, tomatoes, and top buns.

Editor’s Note:

Nutrition data for this recipe includes the full amount of marinade ingredients. The actual amount consumed will vary.

Nutrition Facts

Full Nutrition Label
Servings Per Recipe6
Calories412
% Daily Value *
Total Fat
28g
36%
Saturated Fat
5g
25%
Cholesterol
12mg
4%
Sodium
417mg
18%
Total Carbohydrate
36g
13%
Dietary Fiber
4g
15%
Total Sugars
8g
Protein
8g
17%
Vitamin C
19mg
21%
Calcium
73mg
6%
Iron
3mg
15%
Potassium
919mg
20%

* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

** Nutrient information is not available for all ingredients. Amount is based on available nutrient data.

(-) Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.

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