Skin chicken. In a large skillet stir together undrained tomatoes, currants or raisins, curry powder, bouillon granules, mace or nutmeg, and sugar. Place chicken in skillet. Spoon sauce over chicken. Bring mixture to boiling; reduce heat. Simmer, covered, for 35 to 45 minutes or until chicken is tender and no longer pink. Remove chicken from skillet; keep warm.
For sauce, skim any fat from mixture in skillet. In a small bowl stir together cornstarch and cold water; add to skillet. Cook and stir until thickened and bubbly. Cook and stir for 2 minutes more. Serve sauce over hot rice and chicken. Sprinkle with parsley and, if desired, almonds. Makes 6 servings.