Step 1

Bring 4 quarts of water to a boil.

Step 2

Add macaroni and 1 Tbsp Kosher salt. Boil for 15 minutes until macaroni is VERY SOFT.

Step 3

Drain.

Step 4

Return macaroni to the pot. Add vinegar and toss until absorbed. Let cool for 10 minutes.

Step 5

Whisk together 1 1/2 c milk, 1 c mayonnaise, brown sugar, salt, and seasoned pepper.

Step 6

Pour over macaroni after it has cooled for 10 minutes.

Step 7

Let the macaroni cool completely.

Step 8

Once cooled, add 1/2 c milk, 1 c mayonnaise, green onion, celery, and carrots.

Step 9

Stir to combine. Refrigerate for at least an hour, preferably overnight.