Garlic Herb Roasted Potatoes, Carrots & Green Beans (Easy Sheet Pan Side, 45 Min)

These garlic herb roasted potatoes carrots and green beans are the side dish I keep on repeat all year long, because they somehow work with everything from a weeknight rotisserie chicken to a full-on holiday spread. Everything gets tossed with olive oil, fresh garlic, and a mix of cozy dried herbs, then roasted on one sheet pan until the potatoes turn crispy-edged and golden, the carrots caramelize into little candy-sweet bites, and the green beans get just enough char to feel special.

Fun fact: roasting vegetables at high heat triggers something called the Maillard reaction, the same browning process that gives seared steak and toasted bread their deep, savory flavor. That’s the real reason a humble tray of potatoes and carrots tastes so much more exciting than boiled or steamed ones.

Why this recipe works

• One sheet pan, one bowl, and barely any dishes to wash later.
• The garlic and dried herbs coat every vegetable evenly so nothing tastes bland.
• High-heat roasting gives you crispy potato edges and tender-sweet centers at the same time.
• It’s naturally gluten-free, vegetarian, and easy to make vegan by skipping the optional Parmesan.
• Great for meal prep, holiday tables, or a quick “what should I serve with this?” moment.

Ingredients

• 1 ½ pounds baby potatoes, halved
• 3 large carrots, peeled and sliced
• 12 ounces fresh green beans, trimmed
• 4 tablespoons olive oil
• 4 garlic cloves, minced
• 1 teaspoon dried Italian seasoning
• 1 teaspoon dried thyme
• 1 teaspoon dried parsley
• ½ teaspoon paprika
• Salt and black pepper, to taste
• Optional garnishes: fresh parsley, grated Parmesan, lemon wedges

Instructions

Step 1: Preheat the oven

Set your oven to 425°F (220°C) and let it fully preheat while you prep. Line a large rimmed baking sheet with parchment paper so cleanup is basically nothing.

Step 2: Prep the vegetables

Give the potatoes, carrots, and green beans a good wash and pat them dry — dry vegetables roast, wet ones steam. Halve the baby potatoes, slice the carrots into even coins or sticks, and trim the ends off the green beans. Toss everything into a big mixing bowl.

Step 3: Season generously

Pour the olive oil over the vegetables, then add the minced garlic, Italian seasoning, thyme, parsley, paprika, salt, and a good crack of black pepper. Use clean hands or a large spoon to toss until every piece is glossy and coated with herbs.

Step 4: Spread on the sheet pan

Tip the vegetables onto your prepared baking sheet and spread them into a single, roomy layer. If they’re piled up, they’ll steam instead of crisping, so grab a second pan if you need to.

Step 5: Roast until golden

Roast for 30 to 40 minutes, stirring once around the halfway mark. You want the potatoes fork-tender with crispy edges, the carrots caramelized, and the green beans slightly blistered. If you like your green beans on the crisper side, add them to the pan during the last 15 minutes instead.

Step 6: Garnish and serve

Slide the pan out and finish with a shower of fresh parsley, a dusting of Parmesan, or a big squeeze of lemon — whichever mood you’re in. Serve warm straight from the pan for that homey, family-style feel.

Nutrition information

• Calories: 235 per serving
• Carbohydrates: 32 g
• Protein: 5 g
• Fat: 11 g
• Fiber: 6 g
• Sugar: 6 g
• Sodium: 320 mg
• Servings: 6

Pro tips for the best garlic herb roasted potatoes, carrots & green beans

• Cut the potatoes and carrots into similar-sized pieces so they finish cooking at the same time.
• Don’t skip preheating — a fully hot oven is what gives you those crispy roasted edges.
• Pat the vegetables really dry before tossing with oil; extra moisture is the enemy of caramelization.
• Add the garlic in with the herbs, but if you’re worried about it burning, mince it a little larger or stir in halfway.
• For extra flavor, sprinkle Parmesan over the pan during the last 5 minutes so it melts into a crispy, salty crust.

Frequently asked questions

Can I make these roasted vegetables ahead of time?

Yes. Roast them fully, cool, and store in the fridge. When you’re ready to eat, reheat in a hot oven or air fryer to bring back the crispy edges — the microwave will leave them soft.

How do I keep the vegetables crispy instead of soggy?

Two things matter most: dry vegetables before roasting and give them plenty of space on the pan. Overcrowding traps steam, which is what turns roasted veggies mushy.

Can I use frozen vegetables instead of fresh?

Fresh vegetables give the best texture, but frozen green beans can work in a pinch — just thaw and pat them very dry first. I don’t recommend frozen potatoes or carrots here.

How long do leftovers last in the fridge?

Store leftovers in an airtight container in the refrigerator for up to 4 days. They’re delicious tossed into grain bowls, wraps, or scrambled with eggs the next morning.

Can I make this recipe in the air fryer?

Absolutely. Cook the seasoned vegetables in batches at 400°F for about 15 to 20 minutes, shaking the basket halfway through, until tender and golden.