Grilled Vegetables for Asado Platter

By Asador.mx · April 17, 2026

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At any proper Argentine asado, the meat gets all the glory — but seasoned parrilleros know that a platter of beautifully grilled vegetables is just as essential to the table. Charred, smoky, and bursting with natural sweetness, these grilled vegetables are not an afterthought. They are a celebration of fire, simplicity, and good produce. Whether you are hosting a full Sunday asado or a quick weeknight grill session, this recipe will teach you everything you need to know to get perfectly grilled vegetables every single time.

Why Grilled Vegetables Belong on Every Asado Platter

In Argentine BBQ culture, the parrilla is a sacred space. Traditionally dominated by cuts like vacío, asado de tira, and chorizo, the grill has increasingly become a place where vegetables shine just as brightly. Grilling transforms even the humblest zucchini or eggplant into something extraordinary. The direct heat of the fire caramelizes natural sugars, creates irresistible char marks, and develops deep, smoky flavors that no oven or stovetop can replicate. Vegetables like red bell peppers become sweet and tender, mushrooms take on a meaty, umami-rich character, and asparagus gains a nutty crunch that is absolutely addictive. Beyond flavor, a colorful vegetable platter adds visual drama to your asado spread, making the table look abundant and inviting before anyone even takes a bite.

Choosing the Best Vegetables for the Grill

Not all vegetables are created equal when it comes to grilling. The best candidates are those with enough structure to hold together over direct heat and enough water content to steam gently from within as they cook. Zucchini is a classic choice — its mild flavor acts as a canvas for smoke and olive oil. Eggplant, or berenjenas as they are known locally, becomes luxuriously creamy inside while crisping beautifully on the outside. Red bell peppers are perhaps the greatest grilling vegetable of all: their skin blisters and chars while the flesh underneath softens into sweet, silky perfection. Portobello mushrooms are a parrillero's secret weapon, acting almost like a small steak on the grill — meaty, juicy, and deeply satisfying. Red onions caramelize wonderfully over the coals, losing their sharpness and developing a jammy sweetness. Asparagus, though delicate, grills quickly and picks up a gorgeous smoky note. When shopping, always choose vegetables that are firm, fresh, and in season for the best results.

Essential Tips for Grilling Vegetables Like a Pro

Even at the beginner level, a few key techniques make the difference between limp, bland vegetables and perfectly caramelized, smoky ones. First, always coat your vegetables thoroughly in olive oil before they hit the grill. Oil prevents sticking and promotes browning. Second, do not overcrowd the grill grates. Vegetables need space for the heat to circulate and to develop proper char — piling them on top of each other causes steaming rather than grilling. Third, resist the urge to move them too soon. Let the grill do its work; the vegetables will release naturally from the grates once a proper sear has formed. Fourth, season generously with coarse sea salt. Salt draws out a little moisture and seasons the vegetables deeply, not just on the surface. Finally, always finish your grilled vegetables with something bright and acidic — a squeeze of lemon juice or a spoonful of chimichurri cuts through the richness of the oil and the smokiness of the char, elevating the entire dish.

Serving Your Grilled Vegetable Platter the Argentine Way

One of the beautiful things about this recipe is its flexibility. These grilled vegetables can be served hot off the grill or at room temperature, which makes them ideal for asado entertaining where not everything finishes cooking at the same time. Arrange them on a large wooden board or a rustic ceramic platter, layering the colors for visual impact. A generous drizzle of house-made chimichurri is the traditional Argentine finishing touch — the herbaceous, garlicky sauce pairs brilliantly with the smokiness of the vegetables. You can also serve them alongside salsa criolla for a more traditional presentation. Leftover grilled vegetables are outstanding the next day tucked into a sandwich, tossed with pasta, or folded into a frittata. At Asador.mx, we believe that mastering the grill starts with understanding fire, heat, and respect for good ingredients — and these grilled vegetables are the perfect place to begin that journey.

Grilled Vegetables for Asado Platter

Prep 15 min
Cook 25 min
Total 40 min
Yield 4 servings

Ingredients

  • 2 medium zucchini, sliced lengthwise into 1/2-inch planks
  • 2 red bell peppers, quartered and seeded
  • 1 large eggplant, sliced into 1/2-inch rounds
  • 1 bunch thick asparagus, woody ends trimmed
  • 2 medium red onions, sliced into 1/2-inch rings
  • 200g portobello mushrooms, stems removed
  • 4 tablespoons extra virgin olive oil
  • 1 teaspoon coarse sea salt (sal parrillera)
  • 1/2 teaspoon freshly ground black pepper
  • 3 cloves garlic, minced
  • 2 tablespoons fresh chimichurri, to finish
  • Juice of 1 lemon

Instructions

  1. Prepare the Grill

    Light your charcoal or wood fire and allow it to burn down to a medium-high heat with glowing embers. You want a steady, even heat across the grill grate. Clean the grill grates thoroughly with a wire brush and oil them lightly using a folded paper towel dipped in vegetable oil held with tongs.

  2. Season the Vegetables

    Place all the prepared vegetables in a large bowl or tray. Drizzle generously with olive oil and toss to coat every piece. Season with coarse sea salt, freshly ground black pepper, and the minced garlic. Toss again to distribute the seasoning evenly. Let the vegetables rest at room temperature while the grill heats up, at least 5 minutes.

  3. Grill the Dense Vegetables First

    Start with the vegetables that take longest to cook: eggplant rounds, red onion rings, and bell pepper quarters. Place them directly on the hot grill grates. Cook for 5-7 minutes per side without moving them too much, allowing proper char marks to form. The eggplant should become tender and slightly collapsed, the onions soft and caramelized, and the peppers lightly blistered.

  4. Grill the Quicker Vegetables

    Add the zucchini planks, portobello mushrooms (gill-side down first), and asparagus spears to the grill. These cook faster, needing about 3-4 minutes per side for the zucchini and mushrooms, and 2-3 minutes total for the asparagus, rolling them occasionally. Watch closely to avoid burning.

  5. Rest and Finish

    Remove all grilled vegetables to a large serving platter as they finish cooking. Squeeze fresh lemon juice over everything and drizzle with chimichurri. Taste and adjust salt if needed. Serve warm or at room temperature alongside your main asado cuts.