For the dough:
For the filling:
1. Grease an 8 inch springform pan.
2. Mix the melted butter, saltine crumbs and Parmesan cheese. Correct seasonings. Press the dough into bottom of pan. Refrigerate.
3. Soak the gelatin in water. Place in a hot water bath to dissolve. Set aside.
4. In a bowl beat the cream cheese. Add the tomato sauce, sugar, egg yolks, onion, cream and basil. Correct seasonings. Set aside.
5. Beat the egg whites until stiff peaks. Add the cheese-tomato mixture and the chopped tomatoes. Pour in the mold and refrigerate 3-4 hours. Garnish with tomatoes and basil.