Combine all ingredients and mix well. Place in an airtight container and store up to 6 months.
To Make Dressing
Add 3 tablespoons ranch seasoning mix, ½ cup mayonnaise, ½ cup sour cream, and ¾ cup milk. Stir until well combined and refrigerate at least 20 minutes before serving.
To Make Dip
Combine 2 tablespoons ranch seasoning mix, with ½ cup mayonnaise & ½ cup sour cream. Add up to ½ cup milk to reach desired consistency. Stir well and refrigerate at least 20 minutes before serving.
To Replace 1 Envelope Ranch Dressing Mix
Use 2 tablespoons ranch seasoning mix in place of 1 packet of ranch mix.