Clam Stuffed Mushrooms Recipe
Introduction
Stuffed mushrooms are a delightful appetizer that combines tender mushrooms with a savory clam and cheese filling. This recipe brings together flavors of garlic, herbs, and melted cheeses for a warm, satisfying bite perfect for any occasion.

Ingredients
- 8 to 12 large mushrooms
- 1 (6 ounce) can of minced clams, drained with 1/4 cup clam juice reserved
- 1 finely minced green onion
- 1 beaten egg
- 1/2 teaspoon minced garlic
- 1/8 teaspoon garlic salt
- 1/2 cup Italian-style breadcrumbs
- 1 teaspoon oregano
- 1 tablespoon melted and cooled butter
- 2 tablespoons finely grated Parmesan cheese
- 1 tablespoon finely grated Romano cheese
- 2 tablespoons finely grated Mozzarella cheese (for stuffing)
- 1/4 cup finely grated Mozzarella cheese (for garnish)
- 1/4 cup melted butter (for garnish)
- Freshly diced parsley for garnish
- Fresh lemon wedges for serving
Instructions
- Step 1: Preheat the oven to 350°F (175°C) and lightly oil a small baking dish.
- Step 2: Gently wash the mushrooms and remove their stems, then pat them dry. Save the stems for another use if desired.
- Step 3: In a bowl, combine the minced clams, green onion, minced garlic, garlic salt, melted butter, and oregano. Add the breadcrumbs, beaten egg, and reserved clam juice, mixing thoroughly.
- Step 4: Stir in the Parmesan, Romano, and Mozzarella cheeses until evenly distributed.
- Step 5: Fill each mushroom cap with about 1 1/2 teaspoons of the clam mixture, mounding it slightly.
- Step 6: Arrange the stuffed mushrooms in the oiled baking dish, then drizzle with 1/4 cup melted butter. Cover and bake for 35 to 40 minutes.
- Step 7: Remove the cover, sprinkle the mushrooms with the remaining grated Mozzarella cheese, and return to the oven briefly to melt the cheese.
- Step 8: Garnish with freshly diced parsley and serve warm, accompanied by fresh lemon wedges for extra brightness.
Tips & Variations
- Use fresh, firm mushrooms to hold the filling well and prevent sogginess.
- For a spicier version, add a pinch of red pepper flakes to the filling mixture.
- Substitute Italian-style breadcrumbs with panko for a lighter texture.
- Try adding chopped cooked bacon or crab meat to the stuffing for extra flavor.
Storage
Store leftover stuffed mushrooms in an airtight container in the refrigerator for up to 2 days. Reheat gently in a preheated oven at 325°F (160°C) until warmed through, or microwave briefly on medium power, being careful not to overcook.
How to Serve

Serve this delicious recipe with your favorite sides.
FAQs
Can I prepare stuffed mushrooms in advance?
Yes, you can assemble the stuffed mushrooms ahead of time and keep them covered in the refrigerator for a few hours before baking.
What can I use instead of clams?
If you prefer, minced cooked shrimp or crab meat can be substituted for clams to create a similar seafood stuffing.
PrintClam Stuffed Mushrooms Recipe
Delicious baked stuffed mushrooms filled with a savory mixture of minced clams, cheeses, and herbs, topped with melted butter and mozzarella for a flavorful appetizer or side dish.
- Prep Time: 15 minutes
- Cook Time: 45 minutes
- Total Time: 1 hour
- Yield: 8 to 12 stuffed mushrooms (serves 4 as an appetizer) 1x
- Category: Appetizer
- Method: Baking
- Cuisine: American
Ingredients
Mushrooms
- 8 to 12 large mushrooms
Clam Mixture
- 1 (6 ounce) can of minced clams, drained with 1/4 cup clam juice reserved
- 1 finely minced green onion
- 1 beaten egg
- 1/2 teaspoon minced garlic
- 1/8 teaspoon garlic salt
- 1/2 cup Italian-style breadcrumbs
- 1 teaspoon oregano
- 1 tablespoon melted and cooled butter
- 2 tablespoons finely grated Parmesan cheese
- 1 tablespoon finely grated Romano cheese
- 2 tablespoons finely grated Mozzarella cheese (for stuffing)
Topping and Garnish
- 1/4 cup finely grated Mozzarella cheese (for garnish)
- 1/4 cup melted butter (for garnish)
- Freshly diced parsley for garnish
- Fresh lemon wedges for serving
Instructions
- Preheat Oven: Preheat the oven to 350°F (175°C). Lightly oil a small baking dish to prevent sticking.
- Prepare Mushrooms: Gently wash the mushrooms and carefully remove the stems, patting the caps dry. Reserve the stems for another use.
- Mix Clam Filling: In a bowl, combine the drained minced clams, finely minced green onion, minced garlic, garlic salt, melted and cooled butter, and oregano. Add the Italian-style breadcrumbs, beaten egg, and reserved clam juice, mixing thoroughly. Stir in the Parmesan, Romano, and 2 tablespoons of Mozzarella cheeses until well combined.
- Stuff Mushrooms: Spoon about 1 1/2 teaspoons of the clam mixture into each mushroom cap, mounding slightly to form a generous filling.
- Arrange and Bake: Place the stuffed mushrooms in the oiled baking dish. Drizzle evenly with 1/4 cup melted butter. Cover the dish and bake in the preheated oven for 35 to 40 minutes until the mushrooms are tender and the filling is cooked through.
- Add Cheese Topping: Remove the cover, sprinkle the remaining 1/4 cup finely grated Mozzarella cheese over the stuffed mushrooms, and return them to the oven briefly until the cheese is melted and bubbly.
- Garnish and Serve: Garnish the baked stuffed mushrooms with freshly diced parsley and serve warm alongside fresh lemon wedges for an added burst of flavor.
Notes
- Use fresh, large mushroom caps for easier stuffing and better presentation.
- The reserved clam juice adds extra flavor and moisture to the stuffing mixture.
- For a crispier topping, you can broil the mushrooms briefly after adding the mozzarella cheese.
- These stuffed mushrooms can be made ahead and baked just before serving.
- Serve as an elegant appetizer or a hearty side dish.
Keywords: stuffed mushrooms, clam stuffed mushrooms, baked stuffed mushrooms, appetizer, seafood appetizer

