In a large mixing bowl mix onion dip, cream of chicken soup, ranch dressing mix, onion powder, garlic powder, and black pepper.
1 ½ cups sour cream onion dip, 10 ¾ ounce condensed Cream of Chicken Soup, 1 ounce ranch salad dressing mix, 1 teaspoon onion powder, 1 teaspoon garlic powder, 1 teaspoon black pepper