Welcome to a recipe that’s bound to elevate your veggie game! These Roasted Garlic Parmesan Green Beans bring together the simplest ingredients for a side dish that’s bursting with flavor. Whether it’s a weeknight dinner or a holiday spread, this dish is always a crowd-pleaser.
If crispy-tender green beans tossed in garlic and Parmesan sound like your kind of crave-worthy side, this one’s for you!
Why You’ll Love This Recipe
- It’s quick—just 20 minutes from start to finish!
- Uses pantry staples you likely already have.
- Delivers big, bold flavors with minimal effort.
- Perfectly pairs with almost any main dish!
Ingredients Breakdown
Essentials
- Fresh Green Beans: Look for firm, vibrant beans without too many blemishes. Haricot verts (French green beans) work if you like thinner ones!
- Garlic: Fresh cloves for that rich, robust flavor.
- Olive Oil: Helps the beans roast to perfection. Avocado oil works, too.
- Parmesan Cheese: Freshly grated for maximum flavor impact.
- Salt & Pepper: The simplest seasonings that work magic when done right.
Pro Tips
- If you don’t have Parmesan, Pecorino Romano is a fantastic substitute.
- Minced garlic tends to burn during roasting—opt for thin slices or crush the cloves for better results.
Step-by-Step Instructions
Before you dive in, preheat your oven to 425°F (220°C) and line a baking sheet with parchment paper for easy cleanup.
- Prep the Green Beans: Wash and trim the ends of the green beans. Pat them dry with a kitchen towel to ensure crispiness during roasting.
- Add the Good Stuff: In a large mixing bowl, toss the green beans with olive oil, garlic slices, salt, and pepper until evenly coated.
- Single Layer Love: Spread the beans in a single layer on the prepared baking sheet. Overcrowding can lead to steaming instead of roasting, so give them space.
- Roast: Pop the tray in the oven and roast for about 15 minutes, giving the beans a good shake or toss halfway through.
- Finishing Touch: Once the beans are tender and slightly crisp, remove them from the oven and sprinkle with freshly grated Parmesan. Toss gently to coat.

Chef’s Tips and Tricks
- Don’t Skimp on the Heat: A hot oven ensures those green beans get that signature roasted char.
- Cheese First, Roast Last: Skip adding the Parmesan before roasting—it can burn rather than melt beautifully.
- Batch Size Matters: If doubling the recipe, use two baking sheets to maintain that roasting magic.
Recipe Variations and Serving Suggestions
- Spicy Kick: Add a pinch of red pepper flakes or cayenne for heat lovers.
- Lemon Zest: Toss beans with a bit of lemon zest right before serving for a zippy finish.
- Serving Idea: These beans pair wonderfully with roasted chicken, grilled salmon, or a hearty fall risotto.
FAQs
- Can I use frozen green beans? Yes! Just thaw and pat them dry before roasting to minimize excess water.
- How do I store leftovers? Keep them in an airtight container in the fridge for up to 3 days. Reheat in a skillet to maintain some crispiness.
- Can I make this vegan? Absolutely! Swap the Parmesan for nutritional yeast for a cheesy flavor without dairy.
Roasted Garlic Parmesan Green Beans
Prep Time: 5 minutes
Cook Time: 15 minutes
Servings: 4
- 12 ounces fresh green beans, trimmed
- 2 garlic cloves, thinly sliced
- 1 tablespoon olive oil
- 1/4 cup freshly grated Parmesan cheese
- 1/2 teaspoon salt
- 1/4 teaspoon black pepper
- Preheat oven to 425°F (220°C). Line a baking sheet with parchment paper.
- Wash and trim green beans, patting them dry.
- Toss beans with olive oil, garlic, salt, and pepper.
- Spread beans in a single layer on the baking sheet.
- Roast for 15 minutes, tossing halfway through.
- Remove from oven, sprinkle with Parmesan, and toss to coat.
- Serve immediately and enjoy your crispy, cheesy green beans!