London Broil and Portobello Sandwich

4.5(31)

by Tyler Florence·published 2016-11-21

Open original recipe

Main Dish

Servings

4 servings

Total time

—

Calories / serving

966 kcal

Ingredients (13)

serves

1 1/2 pound London broil
1/2 cup olive oil, plus more for brushing steakolive-oil
Salt and peppersalt-and-pepper
1/4 cup balsamic vinegarbalsamic-vinegar
4 portobello mushroom caps, cut in slices
1 Vidalia onion, cut in ringsonion
1/2 cup mayonnaisemayonnaise
1 tablespoon grated horseradish or grainy mustardmustard
1/2 cup chopped fresh parsleyparsley
1/2 lemon, juicedlemon
4 pieces ciabatta bread, split horizontallybread
1/4 pound Fontina, slicedfontina
1/3 cup (packed) coarsely chopped arugula leavesarugula

Instructions (3 steps)

01Preheat oven broiler for 5 minutes.
02Brush both sides of London broil with olive oil and season with salt and pepper. Place the steak on a broiler pan and broil about 4-inches from the heat source, about 5 minutes per side. Lay the portobellos and onions in a single layer on a sheet pan lined with aluminum foil. Drizzle with oil and vinegar then put in the oven and roast for 10 minutes. Remove the steak to a cutting board. Let rest for 5 minutes then slice the steak thinly against the grain.

03In a small bowl, combine mayonnaise, horseradish, parsley, and lemon juice. Spread mayonnaise mixture on both sides of the split ciabatta. Lay several slices of steak on the bread and mound with a bit of mushrooms and onions. Cover with a couple of slices of cheese. Garnish with arugula, and serve.

Pantry check

Data quality

servings.value✓

times.totalMinutes—

nutrition.calories✓

recipeCuisine—

recipeCategory✓

rating✓

description—

image (URL only)✓

Not rich — missing servings, total time, or calories.