Cheesy Green Bean Casserole (Creamy, Crisp, Easy) - My Home Made Recipe

Ingredients

• 2 lb (900 g) frozen cut green beans, thawed and patted dry
• 2 tablespoons unsalted butter
• 8 oz (225 g) cremini mushrooms, sliced
• 1 small yellow onion, finely chopped
• 2 cloves garlic, minced
• 2 cans (10.5 oz each) condensed cream of mushroom soup
• 1/2 cup (120 ml) whole milk
• 1/2 cup (120 g) sour cream
• 1 teaspoon soy sauce
• 1/2 teaspoon black pepper
• 1/2 teaspoon garlic powder
• 2 cups (225 g) shredded sharp cheddar cheese, divided
• 1 1/2 cups (85 g) crispy fried onions, divided
• 2 tablespoons chopped fresh parsley, optional