Combine sausage, beef, onion, and garlic in a pan. Brown the mixture over medium heat.
Stir in water, sugar, fennel seeds, Italian seasoning, and 2 tbsp parsley
Simmer 1-1/2 hours, stirring occasionally
Boil noodles in salted water, 8 to 10 minutes. Drain and rinse in cool water.
In a bowl, combine ricotta, egg, remaining parsley, and salt
Preheat oven to 375 F
Place a layer of meat sauce in the bottom of a 9x13 baking dish.
Create next layer using 1/2 of the lasagna noodles
Layer in 1/2 of the ricotta mixture, mozzarella, meat mixture, sprinkle in parmesan
Repeat layers
Spray foil with an anti-stick spray and cover
Bake 25 minutes, remove foil, cook and additional 25 minutes.
Allow to cool at least 15 minutes