2) For the second part, add the remaining ingredients, plus 200g of ice to a blender. Blend all the ingredients until smooth.
3) Pour the frozen mango margarita into the pint glass with the margarita, to create a floating island.
4) Garnish with a mango slice, lime wedge and serve.
Cook's Note: This is made in 2 parts, half frozen and half on the rocks, and then combined.