Prepare the Mushrooms

1. Preheat Oven: Preheat your oven to 375°F (190°C).
2. Clean the Mushrooms: Gently wipe the mushrooms with a damp cloth to remove any dirt. Remove the stems and set aside.
3. Prepare Baking Dish: Lightly grease a baking dish with cooking spray or olive oil.

Make the Filling

1. Mix Ingredients: In a medium bowl, combine the softened cream cheese, chopped shrimp, breadcrumbs, Parmesan cheese, parsley, lemon juice, garlic powder, salt, and pepper. Mix until well combined.
2. Fill the Mushrooms: Spoon the shrimp mixture into each mushroom cap, pressing down gently to pack the filling.

Bake the Stuffed Mushrooms

1. Arrange in Baking Dish: Place the stuffed mushrooms in the prepared baking dish.
2. Drizzle with Olive Oil: Lightly drizzle olive oil over the top of the stuffed mushrooms.
3. Bake: Bake in the preheated oven for 15-20 minutes, or until the mushrooms are tender and the filling is golden brown.
4. Cool Slightly: Remove from the oven and let cool for a few minutes before serving.