Barb's Baked Spaghetti | Lazy Cooking

Ingredients

• 1 (16-ounce) package spaghetti
• 1 pound ground beef
• 1 onion, chopped
• 1 (32-ounce) jar meatless spaghetti sauce
• 1/2 teaspoon seasoned salt
• 2 eggs
• 1/3 cup parmesan cheese, grated
• 5 tablespoons butter, melted
• 2 cups small-curd cottage cheese
• 5 cups mozzarella cheese, shredded