How Long to Cook Green Beans (Roasted) in the sheet pan
Specification: Fresh green beans, stem ends trimmed, thoroughly dry, tossed in olive oil and coarse sea salt
3-Step Execution Protocol
Preheat oven to 425°F (218°C). Arrange green beans (roasted) (Fresh green beans, stem ends trimmed, thoroughly dry, tossed in olive oil and coarse sea salt) on a parchment-lined sheet pan in a single layer. Spray lightly with high-smoke-point oil.
Cook for 15–20 mins. Flip at the 10-minute mark for even browning.
Shriveled and blistered skins with brown roasted spots; crisp-tender bite without raw snap. Rest for 0 minutes before serving.
America's Test Kitchen Roasted Green Bean Methodology; USDA Vegetable Nutrition Table.