In an large non stick pan, heat the oil, when hot, add the onion, garlic, and Italian seasoning. Cook until onion is tender, stir occasionally.
Stir in the Vegetable Option, cook until vegetable is tender and liquid evaporates, stir occasionally. Remove from heat.
Stir in the Soup and Cheese Options, and the egg. This is the lasagna filling, set aside.
Preheat your oven to 180° C (350° F), get out a 9x13 inch baking pan.
In a medium mixing bowl, add the spaghetti sauce and Liquid Option.
Pour ½ the sauce into the pan and spread out evenly by shaking the pan.
Arrange 3 lasagna noodles on the sauce in the pan. Spread ½ the filling over the noodles, sprinkle with ⅓ of the Mozzarella cheese.
Add another 3 noodles over the Mozzarella, spread with remaining filling, sprinkle with another ⅓ of Mozzarella.
Add the last 3 noodles, and cover those with the remaining sauce.
Bake for 40 minutes or until hot. Sprinkle with remaining Mozzarella and bake for another 5 minutes.
Let lasagna rest 15 minutes, then slice, serve, and enjoy.