Broccoli and Cauliflower Gratin - VeryVera

Broccoli and Cauliflower Gratin

  • Prep Time: 15m
  • Cook Time: 40m


  • 1 1/2 lb broccoli florets
  • 1 1/2 lb cauliflower florets
  • Kosher salt, to taste
  • freshly ground black pepper, to taste
  • 2 1/4 c mayonnaise
  • 2 c grated cheddar cheese
  • 6 green onions, diced
  • 3 tbsp. dijon mustard
  • 1/4 tsp. ground red pepper
  • 4 tbsp. Italian breadcrumbs, plus more for topping


  1. Steam the broccoli and cauliflower florets until crisp tender. Drain well.
  2. Prepare a large casserole dish with cooking spray and preheat the oven to 350°F.
  3. Arrange the steamed florets into the prepared casserole dish and salt and pepper to taste.
  4. In a medium mixing bowl, stir together the mayonnaise, cheese, green onions, mustard, ground red pepper, and breadcrumbs.
  5. Spoon the mayonnaise mixture over the florets. Sprinkle with additional breadcrumbs over the top.
  6. Bake for 25 to 30 minutes and serve warm.