Slice cauliflower from top to bottom in one inch thick slices
Mix olive oil with red chili flakes
Brush both sides of cauliflower
Season with salt and pepper
Place on hot grill, turn grill to medium heat
Cook for ten minutes.
Turn over, grill for ten more minutes.
If roasting in oven, roast in shallow baking dish at 375. You may need to increase cooking time.
Toss tomatoes with a little bit of olive oil.
Roast tomatoes in oven for ten minutes.
Assemble cauliflower and tomatoes on plate. Serve immediately.