Step 1

In a large bowl, add the coleslaw mix.

Step 2

Place the onions in a fine-mesh strainer and rinse with cold water to soften the flavor, about 1 minute.

Step 3

Gently ring out the onions in a paper towel, then stir them into the coleslaw mix.

Step 4

In a pint jar, add the sugar and the 3 tablespoons of water and stir until the sugar dissolves a bit.

Step 5

Add the mayonnaise, the apple cider vinegar, the mustard powder, the paprika, and the salt to the sugar-water mixture, cover the jar with the lid, and shake vigorously until the mixture is combined.

Step 6

Stir the dressing mixture into the coleslaw.

Step 7

Let the coleslaw marinate and soften, stirring occasionally, for 10 minutes.

Step 8

Taste the coleslaw and season with more of the salt as needed.

Step 9

Serve.