Sauté onion and bell pepper for 5-6 minutes; add garlic and cook for 1 minute. Add tomatoes and spices; simmer for 10 minutes. Spread in a baking dish.
Slice vegetables thinly; arrange in a spiral over the sauce.
Drizzle with oil and season with salt, pepper, and herbs.
Bake covered for 45 minutes and uncovered for 15-20 minutes.
Garnish with basil; serve with a baguette and wine.
Notes
Use a mandoline for uniform slices.
Store in the fridge for 4 days or freeze for 2 months.