There is nothing wrong with being a vegan or vegetarian. This is everyone's personal choice. As they say, the main thing is that the person is good. And if you decide to gather a group of friends at home, among whom there is at least one vegetarian, then he will be pleased if there is something from his diet on the menu.
After all, there are a huge number of compromise dishes that everyone likes. For example, fried pies with potatoes! This is a real treat. And here's an interesting way to work on your presentation.