Laapsi is a Rajasthani

Rajasthani people

Rajasthani people are the native inhabitants of Rajasthan region of India. They form an ethnic group which is a result of assimilation of Scytho-Dravidian, Aryo-Dravidian, Indo-Aryan, Indo-Scythian, Indo-Greeks, Indo-Iranians and Austro-Asiatic ancestries...

 sweet dish made of broken wheat pieces and ghee

Ghee

Ghee is a class of clarified butter that originated in South Asia and is commonly used in South Asian cuisine....

along with nuts, raisins and dry fruits.
There are different types of lapsi/shira.first warm ghee in nonstick.then add wheat floor in it & cook it for few minute & during this time boil a cup of water & add jaggery in water & boil it till it melted in water then add that sweet water in cooked floor & keep it shakeing till water is boiling.& than serve it.