Crab Stuffed Portobellos

Crab-Stuffed Portobello Mushrooms

Stuffed mushrooms are a classy dish that are fantastic for a date night meal. These Crab-Stuffed Portobello Mushrooms are full of flavor, healthy ingredients, and are Paleo-friendly.

5 from 2 votes
Crab Stuffed Portobellos
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Crab-Stuffed Portobello Mushrooms

Prep Time20 mins
Cook Time30 mins
Total Time50 mins
Course: Main Course
Servings: 2
Calories: 538kcal


  • 4 large portobello mushrooms
  • 1 pound (454 g) lump crab meat
  • 1 large egg , beaten
  • ¼ cup (60 mL) soy-free, sugar-free mayonnaise
  • 2 tablespoons (7.6 g) parsley, finely chopped
  • ¼ cup (38 g) red bell pepper, finely diced
  • ¼ cup (30 g) red onion, finely diced
  • 2 teaspoons (5 g) Old Bay seasoning
  • ½ teaspoon (1.5 g) garlic powder
  • ¼ teaspoon (0.6 g) freshly ground black pepper
  • 2 tablespoons (12 g) almond flour, plus more for topping
  • 2 teaspoons (10 mL) extra-virgin olive oil


  • Preheat the oven to 375°F.
  • Wipe the portobello caps clean of any dirt and use a knife to remove the stems.
  • Combine the crab, egg, mayonnaise, parsley, bell pepper, onion, seasonings, and 2 tablespoons almond flour in a large bowl. Gently mix until well combined.
  • Place the mushrooms in a baking dish and stuff with the crab mixture. Sprinkle a small pinch of almond flour on top of each mushroom, then drizzle the olive oil over them.
  • Bake for 25-30 minutes, until the tops are golden brown and the mushrooms are tender.


Nutrition Facts
Crab-Stuffed Portobello Mushrooms
Amount Per Serving
Calories 538 Calories from Fat 270
% Daily Value*
Fat 30g46%
Saturated Fat 4g20%
Cholesterol 177mg59%
Sodium 2107mg88%
Potassium 1195mg34%
Carbohydrates 15g5%
Fiber 4g16%
Sugar 6g7%
Protein 50g100%
Vitamin A 1146IU23%
Vitamin C 46mg56%
Calcium 162mg16%
Iron 3mg17%
* Percent Daily Values are based on a 2000 calorie diet.
Disclaimer: All nutrition facts on Simply Gluten Free are meant only as a guide and may differ depending on product brands used or ingredient substitutions. Some errors may occur, so you are encouraged to confirm the recipe’s ingredient and nutrition suitability for your own diet.
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Tags: Brian Kavanagh Crab Mushrooms
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