Negative yes no questions with food

Haven't we made the salad?

Aren't we going to make the sandwiches?

Don't you love parties?

Haven't they tried the soup?

Wasn't that a good restaurant?

Didn't he go to the gym?

Isn't he going to eat some cake?

Don't you hate sushi?

Isn't she allergic to peanuts?

Don't you love encebollado?