Soak your corn in water to Rehydrate it and set the grill to 135c . Once the grill is preheated, shake off excess water and get the corn on the grill.
Give them a generous sprinkle of Mexican rub, turn them over in 10-15 mins and season the other side. Finely chop your coriander ready to go in the sauce, the sauce doesn't Have to be exact Just equal Parts Sour cream and mayonnaise plus a teaspoon of Mexican Rub give it a good mix.
Have it ready for when your corn comes off the grill, when your corn comes of the grill take a basting brush layer it with this beautiful mixture finish with Lime juice and Grated Parmesan.