Lasagna Torte

Yield:	8 Servings
Categories:	Main Dishes

1	tb	Olive oil
1	lg	Onion,finely chopped
1	cn	Tomatoes in puree (28 oz)
2		Garlic cloves,finely chopped
2	md	Carrots,pared,shredded
1/4	c	Chopped fresh basil OR
1	tb	Dried basil
2	lb	Fresh spinach OR
2	pk	Frozen leaf spinach,thawed and squeezed dry (10 oz)
12		Lasagna noodles
2	c	Whole-milk ricotta cheese
1/2	c	Grated Parmesan cheese
1/4	ts	Pepper
2	c	Shredded fontina cheese(8oz)