Preheat oven to 325 degrees F.
Need a 10 inch spring form cake pan.
Cream Ricotta and cream cheese together.
Add eggs one at a time, beating well after each.
Add vanilla and stir in.
Spoon in flour and sour cream, and mix well.
"It's going to be loose, don't worry", says Nanny.
So don't worry. This works.
Pour into spring form pan.
Bake for 1 hour, more or less, or until a knife inserted
in the center comes out clean.
Yield: 8 servings