|Prep time: 15 minutes||Cooking time: 1 hour||Total time: 1 1⁄4 hours|
1. In a large saucepan, sauté carrots, onion and celery in oil until just beginning to brown.
2. Add split peas and broth. Bring to a boil then cover and reduce heat to low.
3. Simmer until peas are as soft as you like, 45 to 60 minutes or longer.
4. Refrigerate or freeze leftovers within 2 hours.