For variety, ring the changes on packed lunches using different types of bread and spicy fillings.
Out of the blue: Something unexpected.
One day, out of the blue, she announced that she was leaving.
Fall into place: Produce the situation you want.
If you plan the project well, then everything should fall into place.
Goes downhill: Gradually becomes worse.
After his wife died, his health started to go downhill.
Is on the cards: Likely to happen.
So you think there’ll be an election next year.” “I think it’s on the cards.