INGREDIENTS
1
head of Cauliflower
8 tbsp
unsalted butter (divided)
1
leek (white and light green parts only) halved, washed and sliced thin
1
medium sweet onion, sliced
fresh ground pepper
sea salt
5 cups
water (plus another ¼ cup if needed)
1/2 tsp
white balsamic vinegar
fresh chopped chives for garnish