Find recipes for Microwave Potato Ham Dinner and other Course recipes. Get all the best recipes at . Recipe directions: In a large microwave-safe bowl, combine the potatoes, carrots, celery and water. Cover and microwave on high for 5-1/2 minutes, stirring once. Add green pepper and onion; cover and microwave on high for 3-4 minutes or until crisp-tender, stirring once. Pour into a 2-qt. microwave-safe baking dish coated with cooking spray; set aside.