This recipe from Family Fun magazine. And Comes with a warning label.This dessert is high in fat so only 1 slice please. Suggestion would be to eat this early in the day so there's time to exercise 3-4 hrs. Afterwards.
Heat oven to 350 F. With cooking spray, coat 11 inch round pan (use one with removable bottom).
to make the crust, combine flour, walnuts, sugar, and salt in food processor and pulse until nuts are finely ground. add butter and pulse to incorporate then add cream cheese and blend until mixture forms a moist ball.
Turn dough into prepared pan. Spread evenly across bottom and up sides of pan.
bake crust until set but not brown, approximately 15 minutes, then let it cool on a wire rack.
make streusel topping. In medium bowl, stir oats, flour, brown sugar, and walnuts. Cut in butter until mixture resembles coarse crumbs.
Make filling, combining pumpkin, condensed milk, and cinnamon in large bowl whisking until smooth. Whisk in eggs. Place tart pan on baking sheet then pour filling into it. (Will be very full)
Bake tart until filling is slightly set, approx. 20 min. Remove from oven and scatter streusel on top. Return to oven baking 20-25 minutes.
Transfer tart to wire rack to cool completely. then remove tart from pan before slicing. Can be served at room temperature or chilled.