Name: Open-Face Steak Sandwich with Parmesan Dressing
Cook time: 35 minutes
Total time: 35 minutes
Yield: 4 Servings
Ingredients: 1½ pounds flank steak; Kosher salt, freshly ground pepper; 1 tablespoon vegetable oil; ½ small red onion, thinly sliced; ¼ cup whole grain mustard; 3 tablespoons fresh lemon juice; ½ cup olive oil, plus more for bread; 1½ ounces Parmesan, finely grated; 1 ciabatta loaf, halved lengthwise; 6 cups mature arugula leaves with tender stems

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Alex Lau

Mark your calendar: It’s steak sandwich night in America. (Feeling virtuous? Remove the bread and…voilà: steak salad!)

Recipe notes