It is generally not considered rude to take food home from a wedding reception buffet, especially if the hosts have explicitly encouraged it or if it is a common practice in the cultural context. Many couples and their families understand that there is often a lot of leftover food after a wedding reception and are happy for their guests to take some home to enjoy later.
However, there are a few things to keep in mind to ensure that taking food home is done in a polite and respectful manner:
Check with the hosts or staff: If you want to take food home, it's a good idea to check with the hosts or the venue staff first to make sure they are okay with it. They might have specific policies or arrangements for handling leftover food.
Use appropriate containers: If the hosts allow taking food home, bring your own containers to pack the food neatly and securely. Avoid using the serving dishes or containers provided for the buffet.
Don't take excessive amounts: Be mindful of other guests who may also want to take some leftovers. Taking a reasonable portion is considerate to ensure everyone has a chance to enjoy the extra food.
Be discreet: If you're taking food home, do so discreetly and without causing any disruption or drawing attention to yourself.
Respect local health regulations: In some places, there may be health regulations that restrict taking leftover food from public events. Make sure you are aware of any such regulations and follow them accordingly.
In many cultures, taking food home from a wedding reception is quite common, and hosts often expect that there will be leftovers. As long as you follow these guidelines and show consideration for others, taking food home should not be considered rude.