Hm, are you hosting the party?  Can you ask your guests what they would like to eat?
assitant
Do you want your guests to have a good time, and would you be happy for me to serve them each a drink, perhaps some wine?
assistant
What are some ideas for a Christmas party?
user
Are you going to be cooking the food?
assistant
Yes
user
Perhaps you could invite me to the party, and I can cook a meal for everyone?
assistant
Please give me more realistic ideas
user