Pre-heat oven to 350F (180C). Line a large baking sheet with parchment paper.
On a plain cookie sheet place the nuts (break up the walnuts into smaller pieces) in a single layer and roast for 5-8 minutes. Remove from pan and place in a small bowl, let cool.
In a large bowl beat 2 eggs and the sugar for 1 minute, then add the flour, salt, baking powder, honey, vanilla and zest, with the dough hook attachment mix the dough, when almost combined stir in the nuts.
Move the dough to a lightly floured flat surface and gently knead into a soft dough.
Divide into 3 parts and form into 3 logs. Approximately 8-10 inches (20-25cm) long, place on prepared cookie sheet and brush with beaten egg, bake for approximately 20 minutes.
Remove from the oven and cut each log into 1/4 inch slices on the diagonal, place cut side up on the cookie sheet and bake again for approximately 5-10 minutes or until dry. Let cool completely before serving. Enjoy!