Preheat oven to 350 degrees
Grease 9" tube pan
Mix flour, salt, baking soda, nutmeg in bowl and set aside
Separate eggs and set aside yolks
In mixing bowl beat the egg whites until they are still and set aside the bowl
In mixing bowl, cream the butter and honey
Add egg yolks, yogurt and grated lemon and orange peal
Add flour mixture to bowl and mix ingredients together
Fold in egg whites
Pour everything into pan and bake one hour
Invert tube pan and cool. Take out of pan, dust with powdered sugar (optional) or drizzle with honey (optional) and enjoy