Garlic Herb Grilled Zucchini

Featured in: Flavorful Sides

This dish features zucchini sliced lengthwise and marinated in olive oil blended with minced garlic, fresh parsley, basil, thyme, lemon juice, salt, and pepper. After a brief marinating period, the zucchini is grilled over medium-high heat until tender with distinct grill marks. The result is a light, aromatic side bursting with Mediterranean flavors. Serve warm or at room temperature, optionally garnished with extra herbs or a touch of Parmesan or balsamic glaze for added depth.

Perfect for barbecues or complementing vegetarian and low-carb meals, this easy-to-prepare dish highlights the fresh and bright characteristics of summer vegetables paired with classic herbs.

Updated on Mon, 22 Dec 2025 10:55:00 GMT
Tender, grilled Garlic Herb Zucchini boasting vibrant grill marks, ready for a delicious Mediterranean side. Pin
Tender, grilled Garlic Herb Zucchini boasting vibrant grill marks, ready for a delicious Mediterranean side. | garlicgroove.com

I started grilling zucchini the summer my neighbor handed me a bag of six from her garden with a shrug and a laugh. I had no plan, just olive oil and whatever herbs were still alive on my windowsill. What came off the grill that night was smoky, tender, and better than half the things I'd overthought that week. Now it's the dish I make when I want something easy that still feels like I tried.

The first time I brought this to a cookout, someone asked if I'd taken a grilling class. I hadn't, I'd just learned that zucchini doesn't need much to shine. It became my go-to whenever I needed to look competent in front of people with actual outdoor kitchens. I've made it on camping trips, weeknight patios, and once on a tiny hibachi in a city park. It never fails.

Ingredients

  • Zucchini: Choose firm, medium-sized ones, the giant ones get watery and the tiny ones dry out too fast on the grill.
  • Olive oil: This is what keeps the zucchini from sticking and helps the herbs cling, don't skip it or use too little.
  • Garlic: Fresh minced garlic brings sharpness that mellows beautifully with heat, jarred stuff just isn't the same here.
  • Fresh parsley: It adds a bright, grassy note that balances the char, flat-leaf works better than curly.
  • Fresh basil: Sweet and aromatic, it makes the whole dish smell like summer.
  • Fresh thyme: A little goes a long way, it adds earthiness without overpowering the lighter flavors.
  • Lemon juice: Just enough to wake everything up and cut through the richness of the oil.
  • Salt and black pepper: Simple seasoning that lets the vegetables and herbs do the talking.

Instructions

Make the marinade:
Whisk together the olive oil, garlic, parsley, basil, thyme, salt, pepper, and lemon juice in a large bowl until everything is blended and fragrant. The smell alone will make you hungry.
Coat the zucchini:
Add the zucchini slices and toss them gently with your hands or tongs until every piece is slick and covered. Let them sit for 5 to 10 minutes so the flavors start to sink in.
Preheat the grill:
Get your grill or grill pan hot over medium-high heat. You want it hot enough to sear but not so wild that it scorches before the inside cooks.
Grill the zucchini:
Lay the slices flat on the grates and let them cook undisturbed for 3 to 4 minutes until you see dark grill marks. Flip them once and cook the other side until tender with a little give when you press them.
Serve:
Move the zucchini to a platter and scatter any leftover herbs on top if you want. Serve it warm right off the grill or let it come to room temperature, both ways taste great.
Golden-brown grilled Garlic Herb Zucchini, drizzled with olive oil and bursting with fresh herb flavors. Pin
Golden-brown grilled Garlic Herb Zucchini, drizzled with olive oil and bursting with fresh herb flavors. | garlicgroove.com

One night I made this for friends who claimed they didn't like zucchini. They ate every piece and asked for the recipe before they left. It reminded me that sometimes the simplest things, done right, are the ones people remember. This dish doesn't try too hard, and that's exactly why it works.

Serving Suggestions

I've served this alongside grilled chicken, lamb kebabs, and even just a pile of couscous when I wanted something light. It also works as part of a bigger spread with hummus, pita, and tomatoes. Once I tucked cold leftovers into a sandwich with feta and it might've been better than the original meal.

Flavor Variations

Swap the herbs based on what you have, oregano and mint both work if you want a different vibe. A handful of grated Parmesan or a drizzle of balsamic glaze right before serving makes it feel a little fancier. You can also try this with yellow squash or eggplant if your garden or market is overflowing with those instead.

Storage and Reheating

Leftovers keep in the fridge for up to three days and taste good cold, which makes them perfect for next-day lunches. If you want to warm them up, a quick toss in a hot skillet brings back some of the char without turning them mushy. I don't recommend microwaving, it makes them sad and limp.

  • Store in an airtight container to keep the herbs from wilting.
  • Let them come to room temperature before serving again for the best flavor.
  • Add a squeeze of fresh lemon juice before eating if they taste a little flat after a day or two.
An appetizing view of the prepared Garlic Herb Grilled Zucchini, seasoned, and promising a zesty side dish. Pin
An appetizing view of the prepared Garlic Herb Grilled Zucchini, seasoned, and promising a zesty side dish. | garlicgroove.com

This recipe taught me that good food doesn't need to be complicated, just honest. I hope it becomes one of those things you make without thinking, the kind of dish that feels like part of summer itself.

Recipe Questions

How should zucchini be prepared for grilling?

Slice zucchini lengthwise into 1/2-inch-thick strips for even cooking and easy handling on the grill.

What herbs complement the grilled zucchini best?

Fresh parsley, basil, and thyme add vibrant flavors, while oregano or mint can offer alternative aromatic notes.

How long should the zucchini marinate before grilling?

Allow zucchini to marinate for 5 to 10 minutes to absorb the garlic and herb infusion fully.

Can I use other vegetables instead of zucchini?

Yes, yellow squash or eggplant can be grilled similarly, offering a delicious variation.

What grilling method works best for this dish?

Grilling over medium-high heat on a grill or grill pan helps achieve tender zucchini with appealing grill marks in about 3-4 minutes per side.

Garlic Herb Grilled Zucchini

Tender zucchini grilled with fresh garlic and herbs, ideal for a flavorful summer side dish.

Prep duration
10 min
Cook duration
10 min
Complete duration
20 min


Complexity Easy

Heritage Mediterranean

Output 4 Portions

Dietary requirements Vegan, No dairy, No gluten, Low-Carb

Components

Vegetables

01 4 medium zucchini, sliced lengthwise into 1/2-inch thick strips

Marinade

01 2 tablespoons olive oil
02 2 garlic cloves, minced
03 1 tablespoon fresh parsley, finely chopped
04 1 tablespoon fresh basil, finely chopped
05 1 teaspoon fresh thyme leaves, chopped (or 1/2 teaspoon dried)
06 1/2 teaspoon salt
07 1/4 teaspoon freshly ground black pepper
08 Juice of 1/2 lemon

Directions

Step 01

Prepare Marinade: Whisk together olive oil, minced garlic, parsley, basil, thyme, salt, pepper, and lemon juice in a large bowl.

Step 02

Marinate Zucchini: Add zucchini slices to the bowl and toss to coat evenly. Let marinate for 5 to 10 minutes.

Step 03

Preheat Grill: Preheat grill or grill pan to medium-high heat.

Step 04

Grill Zucchini: Place zucchini slices on the grill and cook for 3 to 4 minutes per side until tender and grill marks form.

Step 05

Serve: Transfer zucchini to a serving dish, garnish with additional herbs if desired, and serve warm or at room temperature.

Necessary tools

  • Grill or grill pan
  • Large bowl
  • Tongs
  • Knife and cutting board

Allergy details

Review each ingredient for potential allergens and speak with a healthcare provider if you're uncertain about anything.
  • Contains no major allergens; verify spice blends for hidden allergens.

Nutrition breakdown (per portion)

These values are provided as estimates only and shouldn't replace professional medical guidance.
  • Energy: 75
  • Fat: 5 g
  • Carbohydrates: 6 g
  • Protein: 2 g