Baked Cheesy Mushrooms Casserole Recipe - Graceful Flavors

Ingredients

• 1 lb button mushrooms, sliced
• 1 tbsp olive oil
• 1 tsp garlic powder
• 1 tsp dried thyme
• 1/2 tsp salt
• 1/4 tsp black pepper
• 1 cup shredded cheddar cheese
• 1/2 cup grated Parmesan cheese
• 1 cup heavy cream
• 2 tbsp unsalted butter, melted
• 1/2 cup breadcrumbs (optional)
• Fresh parsley, chopped, for garnish