Creamy Chicken Noodle Casserole | Easy Comfort Food Recipe

Ingredients

• 1 medium onion, chopped.
• 1½ pounds cooked chicken, shredded or chopped.
• 2 cups frozen mixed vegetables, thawed.
• 2 (10.5-ounce) cans cream of chicken soup.
• 1 cup sour cream.
• 1 cup milk.
• 1 teaspoon salt.
• ½ teaspoon black pepper.
• ¼ teaspoon red pepper flakes.
• 1 teaspoon onion powder.
• 1 teaspoon garlic powder.
• 1 teaspoon dried thyme.
• 2 cups freshly grated cheddar cheese.
• 8 ounces egg noodles.
• 1 sleeve Ritz crackers.
• ¼ cup salted butter, melted.