In a large skillet over medium heat, heat oil. Add onion, celery, and carrots - sauté until soft, about 5-6 minutes.
Add cauliflower "rice" and season with sea salt and pepper to taste. Sauté until cauliflower is tender; about 6-7 minutes.
Add remaining herbs and broth stir until well combined, and heated through.
Cover very tightly with a lid, and remove from heat.
Let sit 10-15 minutes until liquid is absorbed.
Fluff with fork and serve immediately.