Rinse green beans and trim ends
Choose a method: steam, boil, roast, sauté, or microwave
Steam:
Add 1–2 inches of water to a pot and bring to a boil
Place beans in a steamer basket
Cover and steam 4–7 minutes (tender-crisp)
Drain and season
Boil:
Bring a pot of salted water to a boil
Add beans and cook 3–6 minutes (tender-crisp)
Drain and season
Roast:
Heat oven to 425°F / 220°C
Toss beans with olive oil, salt, pepper, and optional garlic
Spread in a single layer on a baking sheet
Roast 12–20 minutes, tossing once, until blistered and tender
Sauté:
Heat 1–2 tbsp oil or butter in a skillet over medium-high heat
Add beans and cook 5–10 minutes, stirring occasionally
Add garlic or shallots for the last 1–2 minutes if desired
Season and optionally splash with lemon juice
Microwave:
Place beans in a microwave-safe bowl with 2–3 tbsp water
Cover and microwave 3–6 minutes, stirring halfway
Drain excess water and season
Seasoning ideas:
Salt and black pepper
Garlic (fresh or powder)
Lemon zest or lemon juice
Olive oil or butter
Red pepper flakes
Parmesan or toasted almonds (optional)
Adjust doneness:
3–4 minutes for crisp
5–7 minutes for tender-crisp
8–10 minutes for softer beans