|  | Flan: Reserve ¾ cup cooked corn for the relish. Pureé the rest of the corn in a blender together with milk until smooth. Force pureé through a strainer.
 
 Whisk together eggs, salt and pepper until blended. Whisk in corn pureé.
 
 Pour mixture into oiled ramekins (4 - 6 oz). Bake in preheated oven 350 °F (180 °C), over hot water for 40 minutes or until set.
 
 Remove ramekins from oven and cool on a rack.
 
 Relish:
 Combine reserved corn, tomatoes, onion and basil. Stir in oil and vinegar. Season with salt and pepper.
 
 Run a thin knife around the edge of each flan and invert flan onto plates. Spoon relish over them.
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