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Cheesy Vegan Cauliflower Mushroom Casserole is piled high in a taupe bowl right in front of a navy cloth napkin. The bowl is tilted forward with delicious cauliflower and topping all mixed together.
5 from 3 votes

Healthy Cauliflower Casserole with Mushrooms

This Cheesy Vegan Cauliflower Mushroom Casserole makes it hard for you to put down your fork.
Course Side Dish
Cuisine Cauliflower
Prep Time 25 minutes
Cook Time 15 minutes
Total Time 40 minutes
Servings 6 Servings
Calories 186kcal


  • 1 head cauliflower - cored and cut into florets
  • 1 tablespoon coconut oil
  • 1/2 cup onion - white onion, chopped
  • 8 ounces mushrooms - button mushrooms, sliced
  • 5 tablespoons dairy free butter, melted
  • 1 cup bread crumbs
  • 1/2 cup dairy free parmesan cheese
  • 1 tablespoon nutritional yeast
  • 1 teaspoon parsley, dried
  • 1 teaspoon sea salt
  • 1/4 teaspoon ground black pepper


  • Preheat the oven to 350°
  • Place the florets in a medium-size saucepan and cover with water.  Bring to a boil and cook for 5 minutes.
  • Remove from the heat and drain.  Place in a 9"x9" baking dish.
  • Heat the coconut oil in a large skillet over medium high heat.  Add the onion and mushrooms and sauté for 10 minutes
  • Spoon the mushroom mixture over the cauliflower.
  • In a small bowl, combine the melted butter, bread crumbs, dairy free parmesan cheese, nutritional yeast, parsley, salt and pepper.  Stir well.
  • Sprinkle over the vegetables in the baking dish.
  • Bake at 350° for 15 minutes.


Serving: 1Serving | Calories: 186kcal | Carbohydrates: 17g | Protein: 5g | Fat: 11g | Saturated Fat: 4g | Sodium: 607mg | Potassium: 306mg | Fiber: 2g | Sugar: 3g | Vitamin A: 445IU | Vitamin C: 19mg | Calcium: 44mg | Iron: 1.3mg