Salsa Negro

1 (15 ounce) can black beans, drained
2 tablespoons chopped red onion
3/4 cup chopped tomato
Juice of 1 Mexican lime
1 tablespoon chopped green chiles
1 teaspoon granulated sugar
Salt and pepper, to taste

Combine ingredients. Chill before serving.

Makes about 2 1/2 cups.