Speedy Cream Of Potato Soup

Ingredients

2 tablespoons butter
1 onion
4 1/2 cups water
1/2 teaspoon salt
2 1/4 betty crocker potato buds mashed
1 potato mix

Instructions

Melt margarine in 2 qt saucepan over medium heat. Cook onion in margarine about 3 minutes, stirring occasionally, until tender. Stir in water, salt and pepper. Heat to boiling; remove from heat. Stir in potato mix until dissolved. Serve with cheese and onion tops.