preheat your oven to 350 degrees
spray a 9 inch Bundt pan with cooking spray to prevent sticking
Beat eggs, sugar, yogurt, oil and vanilla, until light( 2- 3 minutes minutes)
Combine baking powder, baking soda and spices with the flour. Add the flour mixture to the egg mixture Mix only until well blended
Add the apples and walnuts mix just until well blended
Bake in a 350 degree oven for 35-40 minutes or until a tooth pick comes out clean
Cool 20 minutes before running knife along pan to loosen the cake invert on a cake dish. Drizzle cooled cake with a simple glace, or powder sugar
for a glace option: mix 2 cups powder sugar with 2 tablespoons of milk and 1/2 teaspoon of cinnamon drizzle over cooled cake