Ingredients 8 cups frozen diced hash brown potatoes with onions and peppers 1 cup shredded carrot 1 cup sour cream 1/2 cup mayonnaise or salad dressing 1 teaspoon curry powder, if desired 1/2 teaspoon salt 1/2 teaspoon ground mustard Directions . Heat 1 inch water (salted if desired) to boiling in 4-quart saucepan. Add potatoes. Cover and heat to boiling; reduce heat. Simmer 6 to 8 minutes or until potatoes are tender; drain. 2. Mix remaining ingredients in large glass or plastic bowl. Fold in potatoes. Cover and refrigerate at least 1 hour.