Roast urad dal and powder it to prepare urad dal powder
Dry roast the rice flour for 1-2 minutes without changing the color and allow it to cool down.
Take rice flour and urad dal powder and sieve them a couple of times. This is a very important step. Don't skip it.
Take sieved rice flour and urad dal powder in a bowl.
Add salt, hing, sesame seeds, and butter to it.
Rub it gently with flour and then slowly add water.
Knead to form a soft dough.
Gently roll the dough to form small balls.
Repeat the same for the rest of the balls and allow them to dry in paper or tissue for 10 minutes.
Heat oil and fry them in low flame till it is crispy and golden.
Crispy and delicious uppu seedai is ready. Store in an airtight container.