Place potatoes and water in a microwave-safe dish. Cover and microwave on high for 7 minutes or until tender., Meanwhile, in a large skillet, cook beef and onion over medium heat until meat is no longer pink; drain. Drain potatoes and add to the skillet. Stir in the chili starter, peas, parsley and salt. Bring to a boil. Reduce heat; simmer, uncovered, for 5 minutes. Serve with sour cream if desired.