1. The theme can be related to a particular kind of food. Stick with foods that everyone will be able to prepare a dish for, such as Italian, American and French. Ethiopian food might be delicious, but the hosts will have a hard time coming up with a good recipe. Check out our article on Around the World Potluck Parties for food inspiration and great recipes. 2. You can also choose a theme by picking a letter of the alphabet that the food must begin with. 3. Neighborhood progressive dinners are perfect for the holidays such as Halloween , Thanksgiving, Christmas, Chanukah, the Fourth of July, andValentine's Day 4. Finally, you can choose a seasonal theme. For spring and summer, focus on light fare such as seafood, fruits and vegetables. For fall, a Autumn Harvest theme is a good option.