"They are" or "It is"

How are the grapes?

_____ a little sour.

How are the potato chips?

_____ kind of soggy.

How's the bread?

_____ really fresh.

How's the sushi?

_____ fishy.

How are the Brussels sprouts?

_____ great!

How's the lettuce?

_____ wilted.

How is the cookie?

_____ OK.

How are your onion rings?

_____ greasy.

How's your meal?

_____ tasty.

How are the pretzels?

_____ salty.