| • | Separately add half-cup water to the grapes and half-cup water to sugar.
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| • | Boil grapes for about 4 minutes till they turn soft.
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| • | Boil sugar and water mixture to achieve one thread consistency.
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| • | Blend softened grapes and then sieve.
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| • | Add it to the sugar syrup and simmer for 5 minutes.
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| • | Chill the mixture very well.
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| • | Blend the milk and grape concentrate till frothy.
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| • | Transfer it to glasses.
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| • | You can top the shake with a scoop of vanilla.
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| • | Grape Milk Shake is ready to serve. |