Mill wheat berries on the fine setting of your grain mill.
Warm your water to about 100 degrees F.
In the bowl of a stand mixer, add the water, egg, oil, honey, and flour.
Mix on speed 1 until combined.
Cover and let rest for 30 minutes.
Add the yeast and salt.
Knead on speed 2 for 6-8 minutes.
Place the dough into a lightly greased bowl and cover with plastic wrap or a damp tea towel.
Let rise for 1-2 hours or until doubled.
Deflate the dough and place on your work surface.
Divide into 8 equal pieces.
Shape by patting out into a rectangular shape and roll back up tightly. Drag the seam side across the table to build surface tesion.
Place on a parchment lined baking sheet.
Cover with plastic wrap or damp kitchen towel and let rise for 30 minutes to an hour.
Preheat the oven to 400 degrees F.
Use a razor blade or very sharp knife to make a slash down the roll.
Brush with an egg wash.
Bake for 18-20 minutes until golden brown.