If you are planning to use this Italian dressing mix in recipes that call for a “packet” or an “envelope” of Good Seasons mix, you might want to know how much is in one of those packets. Standard dressing mix packets are 0.7 ounces by weight and include approximately 2 tablespoons of mix. You can use two tablespoons of this homemade recipe in place of one packet of Italian dressing. The entire recipe makes just over 7 tablespoons of Italian dressing mix.