Preheat oven to 180°C.
Fry the onions in oil until tender, add the meat and brown.
Add water, KNORR Spaghetti Bolognaise Dry Cook-in-Sauce sachet and cinnamon. Bring to the boil stirring.
Reduce to a simmer for 20 min.
In a jug, add the boiling water to the KNORR Classic White Sauce, and stir until thick.
When cool, whisk in the beaten eggs, season with nutmeg.
Cook the macaroni and drain.
Grease a casserole dish and place the macaroni in it.
Top with the meat sauce and sprinkle with the remaining cinnamon.
Pour the white sauce over to cover.
Bake for 40 min or until firm.