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a portobello mushroom pizza on a white plate next to a black napkin.
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5 from 7 votes

Portobello Mushroom Pizza

One portobello mushroom cap makes an excellent low carb pizza crust. Top with cheese and your favorite pizza toppings. Low in carbs, easy, and delicious!
Prep Time5 minutes
Cook Time25 minutes
Total Time30 minutes
Course: Appetizer, Main Dish
Cuisine: Italian
Diet: Low Carb, Gluten Free, Low Calorie, Vegetarian
Keyword: pizza, portobello mushroom pizza, vegetarian
Servings: 1 pizza
Author: Joanie Zisk

Ingredients

  • 1 large portobello mushroom cap , stem and gills removed
  • ½ tablespoon olive oil
  • ¼ teaspoon dried oregano
  • ¼ teaspoon red pepper flakes
  • teaspoon kosher salt
  • ½ cup shredded mozzarella cheese , divided
  • 1 small tomato , sliced
  • 1 teaspoon sliced black olives
  • 2 tablespoons chopped fresh basil , divided

Instructions

  • Preheat oven to 375° F (190° C).
  • Place the mushroom on a baking sheet and rub 1 teaspoon of the olive oil over the top of the mushroom. Bake for 5 minutes. Remove from the oven. 
  • Turn the mushroom over and drizzle the remaining olive oil over the inside of the mushroom. Sprinkle with the oregano and red pepper flakes. Season with salt.
  • Spread half of the mozzarella cheese in the mushroom cap. Top with tomato slices, the black olives, and 1 tablespoon of the chopped basil.
  • Top with the remaining mozzarella cheese.
  • Return to the oven and bake for 20 minutes, or until the cheese melts and is golden.
  • Remove from the oven and top with the remaining fresh basil. Best if enjoyed while still hot from the oven.

Notes

Expert Tips
  • Look for wide and deep portobello mushrooms that will hold the cheese and fillings well.
  • Be sure to enjoy the pizza stuffed portobello while still warm from the oven. You can prep it ahead of time and keep it in the refrigerator until you are ready to cook it.
  • Store any leftovers in an airtight container for up to 3 days.

Nutrition

Serving: 1serving | Calories: 217kcal | Carbohydrates: 8g | Protein: 15g | Fat: 20g | Saturated Fat: 8g | Cholesterol: 44mg | Sodium: 363mg | Potassium: 564mg | Fiber: 2g | Sugar: 5g | Vitamin A: 1137IU | Vitamin C: 12mg | Calcium: 294mg | Iron: 1mg

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