Creamy Cauliflower Soup. (OMG it's so good I swear.)

sweet onion, finely diced

olive oil

unsalted butter

large head of cauliflower, chopped into small florets

low-sodium vegetable broth

water

half and half or whole milk

capers, patted completely dry

salt and pepper

additional roasted cauliflower for topping

chive oil

chopped chives

olive oil