Method 1: With honey and lemon
Take a pinch of kalonji seeds (5-10) and crush them finely to make powder. Add kalonji powder to a glass of warm water and mix well. To this add a spoon of honey and squeeze the juice of half a lemon. Mix everything nicely and have it on an empty stomach.
Method 2: With lemon juice
Take 8-10 kalonji seeds in a bowl and squeeze half lemon juice in it. Now keep this kalonji in the Sun for 1-2 days. Have 2-4 kalonji twice daily to lose weight.
Method 3: Take directly with water
Take a few kalonji seeds and swallow it with warm water or add 8-10 seeds of kalonji in a glass and leave it overnight. Remove the seeds and drink the kalonji water in the morning.
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Weight loss: Have kalonji (nigella seeds) these 3 ways to lose weight - Times of India