01 -
Heat olive oil in a skillet over medium heat. Sauté chopped onion until translucent.
02 -
Add minced garlic and ground beef; cook until browned.
03 -
Stir in oregano, basil, crushed tomatoes, sugar, salt, and pepper. Simmer for 15-20 minutes until thickened.
04 -
In a mixing bowl, combine ricotta, egg, half of the Parmesan, salt, and pepper. Mix until smooth and set aside.
05 -
Preheat the oven to 375°F (190°C).
06 -
Spread a layer of tomato sauce in the bottom of the baking dish. Layer 4 cooked lasagna noodles over the sauce.
07 -
Spread half of the ricotta mixture over the noodles. Add a layer of mozzarella and more sauce.
08 -
Repeat layering twice more, ending with noodles and remaining sauce on top. Sprinkle with additional mozzarella and Parmesan cheese.
09 -
Cover with aluminum foil and bake for 30 minutes. Uncover and bake for an additional 15 minutes, until cheese is bubbly and golden.
10 -
Allow to cool for 10-15 minutes before slicing. Garnish as desired.