Preheat oven to 425°F (220°C)
Cut broccoli into florets and slice thick stems into bite-size pieces
Pat broccoli dry
Toss broccoli with olive oil, salt, and black pepper
Optional: add garlic powder, red pepper flakes, or lemon zest
Spread broccoli in a single layer on a baking sheet
Roast 18–25 minutes, flipping or stirring halfway through
Roast until edges are browned and stems are tender
Optional: toss with a squeeze of lemon juice after roasting
Optional: finish with grated Parmesan or a drizzle of balsamic glaze
Serve immediately