Mustard Seafood Stuffed Mushroom Caps

Mustard Seafood Stuffed Mushroom Caps can get you in the entertaining mood and are a perfect bite sized treat!

Prep time: 30 minutes  Serves: 4 (4 mushrooms/serving)


  • 16 medium-sized white or brown mushrooms, about 2 inches (5 cm) across
  • 1 tbsp / 15 ml butter
  • 1 clove garlic
  • 1 – 4 oz / 120 g can chunk crabmeat
  • 1/2 cup / 125 ml shredded Monterey Jack cheese
  • 1/4 cup / 50 ml crushed crackers (any flavour) or saltines
  • 3 tbsp / 45 ml creamy Dijon, creamy dill or smoked bacon mustard


  1. Preheat oven to 350°F (180°C). Place oven rack in centre of oven.
  2. Spray 7 inch x 11 inch (17 x 28 cm) baking pan with non-stick cooking spray.
  3. Wipe mushrooms clean with damp paper towel, remove and chop stems.
  4. Place mushroom caps, stem side up, in baking pan.
  5. In sauté pan melt butter over medium heat. Add chopped stems and garlic. Sauté until all moisture has cooked out of mushrooms, about 3 minutes. Let cool.
  6. Combine cooled mushroom mixture, crabmeat, cheese, crackers and mustard in bowl. Mix well.
  7. Using 1 tbsp (15 ml) measure, fi ll caps with mixture.
  8. Bake 15-18 minutes until topping turns golden brown.
  9. Remove from oven. Let cool 5 minutes before serving.

Per serving (228.9 g): 347.50 Calories, 34.25 g protein, 8.14 g carbohydrate, 0.95 g fibre, 1.55 g sugar, 21.0 g fat, 9.69 g saturated fat, 0.02 g trans fat, 128.0 mg cholesterol, 700.80 mg sodium

This and other great recipes can be found in Mustard Makeovers & More! 100 Marvellous Recipes for Busy Families available here from

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Mustard Seafood Stuffed Mushroom Caps
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