In a small saucepan combine mango chutney water and mustard and bring to a boil. Add pastrami and simmer for 3 minutes. When all ingredients are heated, make sandwich.
Pastrami with Mango chutney
6 ounces sliced pastrami 2 tablespoons whole-grain mustard 4 ounces mango chutney 3 tablespoons water 1 tablespoon oil Salt and pepper 2 slices rye bread or thick crusty brown bread