Instructions

  1. Preheat oven to 425 degrees.
  2. Combine cauliflower, 11/2 tbs. olive oil 1/4 tsp salt and pepperin a shallow roasting pan, tossing to coat well.
  3. Roast uncovered 30-35 minutes, stirring twice.
  4. Remove and allow to cool.
  5. Meanwhile combine vinegar, mustard, and remaining 1/4 tsp salt in a small bowl.
  6. Whisk in remaining 3 tbs of olive oil until well combined.
  7. In a large bowl, combine cauliflower, onion and spinach.
  8. Add vinegar mixture and toss gently.
  9. Top with parmesan.