Ranch Dip, National Chips & Dip Day, National Holidays Posted on March 23, 2010 by Debbie Reynolds Today is National Chips & Dip Day. Here’s our favorite Ranch Dip recipe, and links to some of our other favorites as well. RANCH DIP 3 Tbsp. Hidden Valley Ranch dressing mix 16 oz. sour cream Combine above ingredients together. Cover and refrigerate. Serve with chips, vegetables, and bread pieces. Enjoy! Other dip recipes:Layered Taco DipSpinach Artichoke Dip Error happened.