Step 1 of 6
Heat oil in a pot over medium heat.
Step 2 of 6
Warm tortillas or bread if using.
Step 3 of 6
Cook until all vegetables are tender.
Step 4 of 6
Season with salt, pepper, and any spices.
Step 5 of 6
Refrigerate leftovers in an airtight container.
Step 6 of 6
Toss greens with dressing in a large bowl.