The Grill Guide

The Art of Grilling Onions: A Detailed Guide to Vidalias

The Art of Grilling Onions

With their unique sweetness and versatility, Vidalia onions are a culinary gem that can elevate your dishes, and grilling is one of the best ways to bring out their flavors. In this article, we’ll delve into the art of grilling onions and how to incorporate them into your meals.

Understanding Vidalia Onions

Vidalia onions hail from Vidalia, Georgia, where the soil’s low sulfur content results in these onions’ remarkably sweet flavor. They’re considered a type of sweet onion, known for their mildness compared to other varieties. In terms of appearance, Vidalia onions are round and slightly flattened, with a light golden color. They have a short harvest season, typically from late April to early September, making them a prized summer ingredient.

Why Should You Start Grilling Onions?

Grilling Vidalia onions enhances their sweetness and gives them a slight smokiness, making them an excellent side dish or an addition to various recipes. They can be grilled whole, in wedges, or sliced into rings. The caramelization that occurs during grilling adds depth to their natural flavor, creating a balance of sweetness and savory char.

Materials You’ll Need

To grill Vidalia onions, you’ll need the following:

  1. Vidalia onions
  2. Olive oil
  3. Salt
  4. Pepper
  5. Aluminum foil (if grilling whole onions)
  6. Grill and utensils
  7. Optional: additional seasonings, marinades, or sauces

Preparing Vidalia Onions for Grilling

Regardless of the method you choose, the first step is to clean the onions by removing any dirty outer layers and rinsing them under cold water. Be sure to leave the core intact, as it helps the onions retain their shape while grilling.

If you’re grilling onions in wedges or slices, cut them to a thickness of about 1/2 inch. This thickness is ideal for grilling as it ensures the onions are sturdy enough to hold up on the grill but thin enough to cook thoroughly.

Grilling Onions Including Whole Vidalia Onions

Grilling onions in whole requires a bit more time due to their size but results in a delicious, tender interior and a slightly charred exterior.

  1. Preheat your grill to medium heat.
  2. Drizzle the whole Vidalia onions with olive oil, ensuring they’re well-coated. Then season them with salt, pepper, and any other desired seasonings.
  3. Wrap each onion individually in aluminum foil.
  4. Place the foil-wrapped onions on the grill, cover, and let them cook for about 45 minutes to an hour. Use tongs to turn them every 15 minutes to ensure even cooking.
  5. To check if the onions are done, insert a knife or skewer into the center. If it goes through with little resistance, they’re ready.

Grilling Vidalia Onion Wedges or Slices

Grilling Vidalia onion wedges or slices is quicker than grilling them whole and creates a delightful caramelized surface.

  1. Preheat your grill to medium-high heat.
  2. Toss your Vidalia onion wedges or slices in olive oil, then season them with salt and pepper. For wedges, it helps to use a skewer to hold them together on the grill.
  3. Place the onion wedges or slices on the grill, taking care not to let them fall through the grates.
  4. Grill for 4-5 minutes per side until they’re nicely caramelized and have grill marks.
  5. Check for doneness by piercing with a fork or knife. They should be tender but not mushy.

Grilling onions on the barbeque

**Serving Grilled Onions**

Grilled Vidalia onions can be served in various ways. Enjoy them as a side dish, chop them up for salads or salsas, or use them as a topping for burgers and sandwiches. Their sweetness pairs excellently with grilled meats and robust cheeses. Here’s my favorite serving plate for this, as you can put your dips on it as well:


Grilling Vidalia onions is a simple, flavorful way to enjoy this unique variety of sweet onions. Whether you choose to grill them whole, in wedges, or in slices, you’re sure to enhance your barbecue with their caramelized sweetness and smoky flavor. So, the next time you fire up your grill, don’t forget the Vidalia onions – they might just steal the show! Oh, and for more into on grilling veggies, check out this article:


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