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Keto Flank Steak with Cauliflower and Broccoli Gratin
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Keto Flank Steak with Cauliflower and Broccoli Gratin

Baked until golden and bubbly, this Keto Flank Steak with Cauliflower and Broccoli Gratin combines tender vegetables and rich cheese for a restaurant-quality dinner at home.
Course Mains
Cuisine French
Keyword Steak
Dietary Preference Egg-Free, Gluten-Free, Keto
Cooking time 15-30 Minutes
Main Ingredient Beef
Skill Level Beginner
Total Time 20 minutes
Servings 4 people
Calories 451 kcal

Ingredients

For gratin

  • 1 cup cauliflower florets bite-size pieces
  • 1 cup broccoli florets bite-size pieces
  • 1 cup oyster mushrooms
  • 1 cup cheddar cheese
  • ½ cup heavy cream
  • 1 teaspoon sea salt
  • ½ teaspoon black pepper
  • ½ cup almond flour

For flank steak

  • 8 ounces flank steak
  • ½ teaspoon sea salt
  • 1 pinch black pepper
  • 1 teaspoon fresh thyme
  • 2 tablespoons olive oil

For sauce

  • ½ cup heavy cream
  • 1 ounce cream cheese
  • ½ teaspoon black pepper
  • 1 tablespoon coconut amino

Instructions

Gratin:

  • Preheat oven to 350 degrees F / 177 degrees C. Line 4 x 8” baking pan with parchment.
  • In medium bowl mix 1 cup cauliflower florets, 1 cup broccoli florets, 1 cup oyster mushrooms, 1 cup cheddar cheese, ½ cup heavy cream, 1 teaspoon sea salt ½ teaspoon black pepper and ½ cup almond flour.
    1 cup cauliflower florets, 1 cup broccoli florets, 1 cup oyster mushrooms, 1 cup cheddar cheese, ½ cup heavy cream, 1 teaspoon sea salt, ½ teaspoon black pepper
  • Pour gratin mixture into lined baking pan. Bake for 15 to 18 minutes or until golden brown.

Steak:

  • Season 8 ounces flank steak with ½ teaspoon sea salt, 1 pinch black pepper, and 1 teaspoon fresh thyme.
    8 ounces flank steak, ½ teaspoon sea salt, 1 pinch black pepper, 1 teaspoon fresh thyme
  • Add 2 tablespoons olive oil to medium-high heat saucepan, then sear steak on both sides.
    2 tablespoons olive oil
  • Remove steak from heat once desired temperature is reached. Save pan with oil and juices.

Pan Sauce:

  • To steak pan add ½ cup heavy cream, 1 ounce cream cheese, ½ teaspoon black pepper and 1 tablespoon coconut amino over low heat.
    ½ cup heavy cream, 1 tablespoon coconut amino, ½ teaspoon black pepper, 1 ounce cream cheese
  • Cook to reduce by half.

Video

Nutrition

Calories: 451kcal | Net carbs: 6g | Fat: 39g | Protein: 19g