Mix the chana flour, red chilli powder and pinch of turmeric in a small bowl. Keep it on the side till required.
Peel the radish. Wash the radish and leaves along with the stalk thoroughly. Shake of the extra water and chop both finely.
Heat oil in a wide pan over medium heat. When it becomes hot, add the fenugreek seeds, mustard, asafetida and chopped garlic.
Reduce the heat to low. Add ginger and chilli paste. Mix for a second or so and add the turmeric powder.
Immediately add the chopped radish, stalk and leaves. Add the salt.
Mix it well. Cover and let the vegetable cook over low heat till done.
Sprinkle the flour mixture over the cooked vegetable. Cover and let it cook for 2 to 3 minutes.
Take the pan off the heat, mix the vegetable and serve.