I found this on allrecipes.com. 
INGREDIENTS:
         INGREDIENTS:
|              1 (16 ounce) bag coleslaw mix             2 tablespoons diced onion             2/3 cup creamy salad dressing              (such as Miracle Whip™)             3 tablespoons vegetable oil             |                         1/2 cup white sugar             1 tablespoon white vinegar             1/4 teaspoon salt             1/2 teaspoon poppy seeds             |           
DIRECTIONS:
         | 1. | Combine the coleslaw mix and onion in a large bowl. | 
| 2. | Whisk together the salad dressing, vegetable oil, sugar, vinegar, salt, and poppy seeds in a medium bowl; blend thoroughly. Pour dressing mixture over coleslaw mix and toss to coat. Chill at least 2 hours before serving. |