Urad-vada is a popular snack food, consumed in India and to some extent abroad. Vada is prepared from black gram cotyledons (dhal). The black gram dhal soaked in water at room temperature for about 2 hrs and ground to a fine viscous batter with addition of salt to taste. The prepared batter is made in to donut shaped balls with a hole in the centre and deep fat fried. This involves two important operational viz. forming in to doughnut shape and dispersed and secondly, formed vada is fried in a continuous deep fat fryer to get golden coloured, crisp fried vada continuously and of consistent quality. A continuous vada making machine is developed at this Institute and the design drawing for which is available for commercialization
Central Silk Technological Research Institute (CSTRI)
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