Preheat the oven to 375°F.
Wash the mushrooms, and remove the caps.
16 ounces large cremini mushrooms
In a bowl, combine the bacon crumbles, cream cheese, green onions, garlic, salt, and pepper.
8 slices crumbled cooked bacon, 8 ounces cream cheese, 2 green onions, 2 cloves garlic, ¼ teaspoon kosher salt, ¼ teaspoon ground black pepper
Stuff each mushroom with the filling.
In a small bowl, combine the Parmesan cheese, Panko breadcrumbs, and paprika. Then, sprinkle the mixture over each mushroom. Drizzle olive oil over the tops.
3 tablespoons freshly shredded Parmesan cheese, 2 tablespoons Panko breadcrumbs, ¼ teaspoon ground paprika, Olive oil
Bake for 15 minutes until the mushrooms are tender and the tops are golden brown.