The texture's already ruined, so you're in the clear.
Hate Grapefruit? Try Broiling It
Most people have only tasted fresh grapefruit, and not everyone enjoys the tartness of it. Jenny Stewart of CHOW.com suggests broiling the citrus fruit with sugar to add a caramelized sweetness. And if you're adventurous, go crazy with any flavor combination you can think of—you might be surprised how well it works.
Joey Campanero Makes Little Owl Broiled Halibut - Hanging with Harris