1. Heat oven to 350 degrees.
2. Grease 9 inch pie pan.
3. In large bowl, combine flour, brown sugar, baking powder, 1/2 teaspoon salt, and dash of cinnamon.
4. Stir in 1 1/2 teaspoons vanilla and eggs.
5. Add apples and walnuts and mix well.
6. Bake at 350 degrees for 20-30 minutes, or until browned and firm to the touch.
7. Hard Sauce:.
8. In small bowl, combine all sauce ingredients and beat at high speed of mixer (or Kitchen Aid).
9. Shape into 2 inch thick roll and wrap in plastic wrap.
10. Refrigerate until firm.
11. To serve, cut hard sauce into slices and top each serving of dessert with one.