Cheesy Buffalo Chicken Lasagna with Ranch Drizzle

Ingredients For the Lasagna: 12 lasagna noodles, cooked according to package instructions 3 cups shredded cooked chicken 1 cup Buffalo wing sauce (adjust for spice level) 1 (15 oz) container ricotta cheese 2 cups shredded mozzarella cheese 1 cup shredded cheddar cheese 1/4 cup grated Parmesan cheese 2 large eggs 2 cups Alfredo sauce For the Ranch Drizzle: 1/2 cup ranch dressing 1 tbsp milk (optional, to thin) For Garnish: Green onions, chopped Extra Buffalo sauce (optional)