Hotteok (Korean Sweet Pancakes)

In a bowl, mix together flour, yeast, sugar, and salt.

Add warm water and knead the dough.

Let the dough rise for 1 hour.

Divide and flatten the dough, then place brown sugar, nuts, and cinnamon powder in the center and seal.

Heat oil in a pan and place the dough balls in the pan.

Cook over medium-low heat until golden brown on both sides.