Mix warm water, sugar, and yeast together.
Let it sit for 5 minutes.
It should become bubbly and foamy.
This means your yeast is working.
Add flour, salt, and xanthan gum.
Mix them well in your large bowl.
Make sure everything is evenly combined.
Beat eggs, olive oil, and vinegar together.
Pour this into the yeast mixture.
Stir until well combined.
Add wet ingredients to dry ingredients slowly.
Mix on low speed first.
Then increase speed for 2 minutes.
The dough will be slightly sticky.
Grease your hands with a little oil.
Divide dough into 12 equal pieces.
Shape each piece into a ball.
Place them on your baking sheet.
Cover rolls with a clean towel.
Let them rise for 30-40 minutes.
They should almost double in size.
Preheat your oven to 375°F.
Brush rolls with beaten egg.
Bake for 18-20 minutes until golden.
Let them cool for 5 minutes.