What is the answer for the heart of summer nyt?

[Aaron]

I’m stuck on the clue the heart of summer nyt in today’s puzzle. I’ve tried a few guesses but they don’t seem to fit. Can someone give me a small hint for the heart of summer nyt without revealing the full answer?

 

[Leanne]

The answer to “heart of summer” in the NYT crossword is usually “MM”, since it refers to the middle letters of the word summer (S U M M E R).

 

[Gdinscecar]

The answer to “The heart of summer” in the New York Times Mini Crossword is EMS — referring to the two M letters in the middle (“heart”) of the word summer.