Add all ingredients together.
Mix in KitchenAid mixer for 3 minutes on speed 2. Stop and let it rest for 5 minutes, flip the dough over in the bowl so it mixes more evenly. Mix another 7 minutes. If using a spiral mixer, mix 5 minutes speed 1 and 5-6 minutes speed 2 until improved - intense mix.
Bulk fermentation for 1 hour minutes at room temperature.
Divide the dough into about 9 pieces, 100 g each. Allow the balls to rest covered for 15 minutes.
Add any additional ingredients to flavor your bagel like cinnamon/raisins, Parmesan, garlic/onion, honey, olives, blue cheese, etc..
Shape each ball into a bagel shape. Flatten according to preference (see notes in detailed recipe below).
Allow to proof for 45 minutes covered. Start your oven and get a flat pan of water boiling.
Boil bagels for 1 minutes, then flip them over and boil another minute (2 min total).
Place on baking sheet with parchment paper.
Bake at 425°F for 14-15min until evenly browned. Flip over and rotate throughout the bake a few times to assure uniform baking.