In the bowl of a stand mixer fitted with a dough hook, combine flour, salt, yeast, cinnamon, honey, water, and preferment.
Mix on low speed for 3 minutes.
Increase speed to medium.
Knead for 6 minutes, adding raisins a little at a time during the last 2 minutes.
Turn dough into a clean bowl.
Proof at warm room temperature (78℉/26℃) for 1 hour. (If not using a proofing box with a water tray, make sure to cover with plastic wrap.)
While dough is proofing, line 3 sheet pans with parchment paper. Set aside.
Turn dough out onto work surface.
Divide dough into 4 ounce pieces.
Cover and let rest for 5 minutes.
Beginning with the first dough you portioned, form into a ball.
Press a floured finger through the center.
Work in a circling motion with two hands until the hole is about 1-1 ½ inches wide.
Place on prepared pans.
Cover with plastic wrap.
Proof at warm room temperature for about 30 minutes, until dough has increased by 25%.
Use the water test to see if bagels are properly proofed and ready to boil.
While dough is proofing, heat oven to 475℉/245℃.
Line sheet pans with parchment. Set aside.
Place a cooling rack over a sheet pan. Set aside.
Prepare water for boiling bagels by pouring water in a 9 quart stockpot.
Add malt syrup.
Stir to dissolve.
Bring to a full rolling boil before cooking bagels.
Cook bagels, not more than 3 at a time, for 1 minute on each side.
Place on prepared cooling rack to drain.
Transfer to prepared parchment-lined pans.
Bake for 12-14 minutes, until golden brown.