Lots O'Meat Lasagna

INGREDIENTS

• 1 onion
• 1 (6-ounce) can tomato paste
• 1 1/2 pounds ground chuck
• 1 1/2 cups small curd cottage cheese
• 1 pound ground Italian sausage
• 1/4 teaspoon salt
• 1 (14.5-ounce) can diced tomatoes with basil, garlic, and oregano
• 1 teaspoon ground basil
• 2 (15-ounce) cans tomato sauce
• 2 teaspoons ground oregano
• 2 (8-ounce) packages shredded mozzarella
• 1 (5-ounce) package grated Parmigianno-Reggiano
• 1/4 teaspoon pepper
• 2 cloves garlic, minced
• 2 large eggs, lightly beaten
• 2 tablespoons freshly chopped parsley leaves
• 9 oven-ready lasagna noodles