Casserole Jamur

Bahan-bahan (6 porsi)

• 2 pounds sliced baby bella mushrooms
• 2 teaspoons minced garlic
• 6 tablespoons unsalted butter, (divided)
• 4 ounces cream cheese
• ⅓ cup sour cream
• 1 cup shredded parmesan
• 1 teaspoon salt
• ½ teaspoon ground fresh black pepper
• 1 cup panko breadcrumbs
• 1 tablespoon fresh parsley, (chopped)