Hash Brown Casserole

Ingredients (20)

• FOR THE CASSEROLE:
• 30 to 32 oz frozen shredded hash browns defrosted
• 4 tablespoons unsalted butter
• 1/4 cup all-purpose flour
• 2 cups 1% or 2% milk use whole milk for a richer sauce; do not use skim
• 2 cups low sodium chicken broth divided (must be low sodium, or the casserole will be too salty)
• 1 1/2 tablespoons cornstarch
• 2 teaspoons Worcestershire sauce
• 2 teaspoons poultry seasoning
• 1 1/2 teaspoons kosher salt
• 1 teaspoon dried mustard
• 1 teaspoon garlic powder
• 1 teaspoon onion powder
• 1/2 teaspoon black pepper
• 1 1/2 cups freshly shredded sharp cheddar cheese about 6 ounces
• 1/4 cup freshly grated Parmesan cheese
• 3/4 cup full-fat plain Greek yogurt* about 7 ounces
• FOR THE TOPPING:
• 2 cups crushed cornflakes see blog post above for other options
• 1/4 cup unsalted butter melted