Put some oil in a pan (wok frying pan whatever) add the onion let it soften a bit add the pepper do the same add the oregano and the garlic stir till onions and peppers are soft.
add the passata or tin tomatoes add the remaining more herbs if you want and season with the sugar, salt, pepper, more garlic if you like and chilli if your using. Leave the sauce to develope in flavour for ten mins on simmer.
once your happy with the sauce add the raisins cook the pasta stir through the sauce with the drained pasta add grated cheese (dry or fresh) if you got and left over meat (chicken or maybe pork )
again: with all the recipes that i’ve put on here change the seasoning to your taste