• 6.4 kg broccoli florets, cut into bite-sized pieces, dried well
• 21 tbsp olive oil
• 7 tsp salt
• 3½ tsp black pepper
• 28 clove garlic, minced
• 14 pinch red pepper flakes, optional
• 28 tbsp parmesan cheese, grated, optional
• 14 lemon, cut into wedges, for serving

Metric measurements are approximate conversions.