Wash and soak the yellow split peas for two hours.
After two hours, drain the beans.
Add this to the blender with fennel seeds, salt, dry red chilli and curryleaves,
Blend this to a coarse mix.
Mix well and remove the mix to a bowl.
Chop the pumpkin flower and chop the petals fine.
Mix it well into the mix.
Heat oil in a deep pan.
Make a small ball of the dough.
Slightly flatten the mix to make the shape.
Gently drop this in the hot oil.
As it sizzles turn over gently and cook on the other side.
Drain when golden brown and crispy.
The vadai are now ready to be served.