Sourdough bread pan-fried /bun filled with Potatoes

This video demonstrates how to make a large pan-fried bread or bun filled with delicious ingredients. It's convenient to eat anytime, anywhere.
Ingredients:
350gm bread flour
100gm sourdough starter
10-30gm sugar
100gm water
1-2tbsp Oils
Any sweet or savory filling
Example in the video using Curry Potatoes