Baked Tagliatelle with Mozzarella and Tomato Sauce

• 1 pound tagliatelle (egg noodles)
• 4 tablespoons olive oil
• 1

Heat olive oil in a saucepan and sauté finely chopped onion until transparent. Add Italian peeled tomatoes and season to taste with salt, freshly ground black pepper and oregano. Bring to a boil and cook over a medium heat for 15 minutes.

Cook tagliatelle in boiling salted water until al dente - tender but still firm. Drain.

Melt butter in a heatproof casserole. Ad