Creamy One-Pot Beef and Potato Casserole

Ingredients

• 1 pound ground beef
• 1 medium onion, chopped
• 2 cloves garlic, minced
• 3 cups russet potatoes, peeled and thinly sliced
• 1 can (10.5 oz) cream of mushroom soup
• 1 cup milk
• 1 tablespoon Worcestershire sauce
• 1 teaspoon salt
• 1/2 teaspoon black pepper
• 1 cup shredded cheddar cheese
• 1 tablespoon olive oil
• Fresh parsley, chopped, for garnish