Combine all ingredients in a medium mixing bowl and whisk until well combined.
Transfer to a glass jar with a lid, or a similar container.
Use immediately or store in the refrigerator for up to 2 weeks.
Notes
How to StoreStore in an airtight container, such as a mason jar, in the refrigerator for up to 2 weeks. Shake well before each use to redistribute the poppy seeds.Recipe Tips
Do not freeze this dressing—it does not thaw well.
Avoid substituting regular mustard for Dijon, as it changes both the flavor and color.
For a lighter version, simply omit the mayonnaise.
Once prepared, feel free to adjust ingredient amounts to match your taste preferences.
Always shake before serving to keep the poppy seeds evenly distributed.