Heat the oil in a large, heavy pot.
Add the onions and cook until they're soft and translucent, about 5 minutes.
Add the ginger, and cilantro; and sauté until fragrant, about 1 minute.
Add the garlic sauté another 30 seconds
Add the red curry paste, curry, turmeric, coriander and cumin and sauté 30 seconds
Add the cauliflower and sweet potatoes
Season with salt and pepper
Sauté for 5 more minutes until the vegetables are well coated with the curry paste and dish becomes very fragrant.
Add the tomatoes with their juices, chickpeas and coconut milk.
Bring to a boil, then turn the heat to low.
Simmer for 25-30 minutes, stirring occasionally, until the cauliflower and sweet potatoes are tender and the sauce thickens.
Add Cilantro and frozen peas
Serve over rice and garnish with cilantro and lime slices, if desired