Stuffed Zucchini with Meat

'Cut each zucchini in half horizontally.'

'Remove the pulp from the halves and chop.'

'Reserve.'

'In a large pot, bring 2 liters of water to a boil.'

'Add the zucchini skins and simmer until they are partially tender.'

'Drain and place on paper towels.'

'In a large pot, combine the zucchini pulp, ground beef, chopped tomato, chopped onion, corn, raisins, salt, cinnamon, curry powder, and pepper.'

'Fry, stirring occasionally, over medium heat for about 15 minutes or until everything is tender.'

'Add the vinegar and grated Parmesan cheese.'

'Stuff each zucchini half with this mixture and refrigerate until serving time.'

'Serve in 20 portions.'