While the cauliflower is roasting in the over, add coconut oil to large stock pot. Add in onions and the other 1 tsp of salt for about 5 min or until the onions become translucent in color. When onions are softened, add in garlic, minced ginger, mustard powder, cumin, and the remaining 1 tsp curry powder. Allow all of these ingredients to saute for an additional 1-2 minutes.