Cheesy Spinach Lasagna

Ingredients

• 4 yellow onions chopped
• 4 tablespoons olive oil
• 2 tablespoons sugar
• 1/4 teaspoon salt
• 1/4 teaspoon pepper
• 16 cloves garlic minced
• 1 teaspoon crushed red pepper
• 8 tablespoons tomato paste
• 28 ounces tomatoes cans whole
• 2 1/2 tablespoons oregano
• salt
• pepper
• 64 ounces ricotta cheese
• 2 cups fresh basil
• 1 cup Parmesan cheese
• 4 eggs
• 1/2 teaspoon black pepper
• 3 pounds spinach steamed
• 18 strips lasagna noodles uncooked
• 3 pounds spinach steamed and drained well
• 32 ounces mozzarella shredded