Ideas for easy-prep special dinner for 10? Needs to be gluten free.

This is a good gluten free salmon dish I've made many times. You can make the sriracha mayo and crush the macadamia nuts several days ahead of time. Also, I like to serve extra of the sriracha mayo on the side.

Here's an impressive and easy to prep and cook gluten-free main that everyone I know loves. https://food52.com/recipes/search?q=falafel+crusted+salmon
You could choose a preparation of potatoes or brown rice for a tasty gluten-free side.