Brandy in the evening, the fasting time is over, at that time they can have bbq, plus they can prepare BBQ in the afternoon. U wont be rude dont worry :).
Secondly if your compound has extremly religious people in it, then it might be a bit risky, but if not then they can have alcohol. Just let them becareful on the streets thou. If the cops catch anyone that could be dangerous. Other wise no problem.

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