Mango Chutney

3 ripe fresh mangoes
1 cup sugar
1/3 white vinegar
2 cloves garlic, crushed or finely chopped
teaspoon cinnamon
teaspoon powdered ginger
teaspoon cloves
teaspoon dry mustard
pepper to taste
chili powder to taste

Slice mango finely and combine with all other ingredients in a sauce pan. Bring to a boil, then simmer uncovered, stirring regularly, until thickened.