New York Strip Steak Dinner Sandwich

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"From the crunch of the ciabatta to the succulence of the steak, the creamy spinach, sweet onions, tangy aioli, and the melt-in-your-mouth Swiss cheese, it’s a steak dinner reimagined."
-- @hecooksco
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  • Recipe Card
Prep time: 10mins
Cook time: 50mins
Serves or Makes: 2

Recipe Card

ingredients

For the Seared New York Strip Steaks

  • 1 pound New York Strip steaks
  • 2 tablespoons extra virgin olive oil
  • 2 tablespoons butter
  • 3 cloves smashed garlic
  • 2 sprigs of thyme or rosemary
  • 1 tablespoon salt
  • 1 tablespoon ground black pepper

ingredients

For the Sandwiches

  • 2 ciabatta rolls
  • 4 slices of Swiss cheese
  • 2 tablespoons mustard aioli
  • 1/2 cup creamed spinach
  • 1/2 cup caramelized onions

ingredients

For the Mustard Aioli

  • 1/2 cup mayonnaise
  • 2 tablespoons whole grain mustard
  • 1 clove minced garlic
  • 1 tablespoon lemon juice

ingredients

For the Creamed Spinach

  • 2 cups fresh spinach
  • 1/2 cup heavy cream
  • 1/2 cup cream cheese
  • 3 cloves minced garlic
  • 2 tablespoons butter
  • salt and pepper, to tast

ingredients

For the Caramelized Onions

  • 2 large sliced yellow onions
  • 2 tablespoons extra virgin olive oil
  • 1 teaspoon salt

Method

For the Mustard Aioli

  • Step 1

    In a small bowl, combine the mayonnaise, whole grain mustard, minced garlic, and lemon juice. Mix well and season with salt and pepper. Set aside.

For the Creamed Spinach

  • Step 1

    Blanch the spinach in a large pot of boiling water for 2 minutes. Place in a cold water bath to stop the cooking process. Once cool, chop. In a saute pan, melt butter over medium heat. Add garlic and sauté until fragrant. Add the heavy cream. Simmer for 5 minutes, allowing it to thicken. Add the spinach and cook until wilted. Add the cream cheese, season with salt and pepper, and stir until the mixture thickens. Set aside.

For the Caramelized Onions

  • Step 1

    In a cast-iron skillet, melt the butter over medium-low heat. Add the sliced onions, season with salt and pepper, and cook slowly until they become soft, golden brown, and caramelized. This may take 30-45 minutes. Set aside.

For the Seared New York Strip Steaks

  • Step 1

    Allow the steaks to come to room temperature before searing. Season the steaks with salt and pepper. Heat olive oil in the same cast-iron skillet used to caramelized the onions over high heat. Once the skillet is hot, add the steaks. Sear for about 4-5 minutes on each side for medium-rare or until desired doneness is reached. After flipping, add the butte , garlic, and thyme or rosemary to the skillet. Spoon the melted butter and aromatics over the steak as it finishes cooking. Remove from heat and let the steaks rest for 5 minutes before slicing.

For the Sandwiches

  • Step 1

    Slice the ciabatta rolls in half. Spread a generous amount of mustard aioli on one or both sides of the rolls. Lay the sliced steak on the bottom half, followed by the Swiss cheese. Then layer on the creamed spinach and caramelized onions. Top with the other half of the ciabatta roll.

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