How Long To Cook Corn On The Cob Bbq

ByLily

BBQ corn on the cob picks up smoke and char from the coals, giving it a flavor boiling can’t replicate. If you want to know how long to cook corn on the cob bbq style, the short answer is 10 to 15 minutes over medium-high heat. That timing holds for husked corn cooked directly on the grill grates.

Whole husked corn takes a bit longer, around 20 to 25 minutes. The exact time depends on your grill temp, the size of the ears, and whether you soak the husks first.

Below you’ll find a full breakdown by method, plus simple steps and tips so your corn comes off the grill tender and slightly charred every time.

How Long To Cook Corn On The Cob Bbq

Most backyard cooks want a number they can trust. Here it is, sorted by how you prep the corn.

  • Husked corn, direct heat: 10 to 15 minutes
  • Husked corn, wrapped in foil: 15 to 20 minutes
  • Corn in soaked husks: 20 to 25 minutes
  • Corn in dry husks: 15 to 18 minutes
  • Pre-boiled then grilled: 5 to 8 minutes

Flip the ears every 3 to 4 minutes. That keeps one side from burning and gives you even char.

Factors That Change The Cook Time

Your grill and your corn both play a role. Keep these in mind.

  • Heat level. Medium-high, around 400F to 450F, is the sweet spot. Hotter coals cook faster but burn easier.
  • Ear size. Fat, fresh ears need a few extra minutes. Thin or small ears finish quicker.
  • Husk on or off. Husks act like a shield, so they slow things down.
  • Soaking. Soaked husks steam the corn and add time.
  • Distance from coals. Move ears to a cooler zone if flames flare up.

Step By Step: Grilling Corn On The Cob

Follow these steps for clean, reliable results.

  1. Heat your grill to medium-high. For charcoal, wait until the coals are gray with a light ash.
  2. Prep the corn. Pull back husks and remove the silk, or leave husks intact if you prefer.
  3. Brush the kernels with oil and season with salt and pepper.
  4. Place ears directly on the grates. Leave a little space between each one.
  5. Close the lid and cook for 10 to 15 minutes for husked corn.
  6. Turn the ears every 3 to 4 minutes using tongs.
  7. Pull the corn when kernels are tender and you see light char marks.
  8. Rest for 2 minutes, then butter and serve.

How To Tell When Corn Is Done

Timing is a guide, not a rule. Use these checks to be sure.

  • Pierce a kernel with a knife. It should slide in with little resistance.
  • Look for a bright yellow color and a few browned spots.
  • Press an ear with tongs. It should feel slightly soft, not rock hard.

Grilling Corn In The Husk

Husk grilling steams the corn while the outer leaves char. Soak the ears in water for 10 to 15 minutes first. This stops the husks from catching fire. Grill for 20 to 25 minutes, turning every 5 minutes. The husks will look black and dry when the corn inside is ready.

Grilling Corn In Foil

Foil works well for a buttery, steamed result. Wrap each ear with a pat of butter and a pinch of salt. Cook for 15 to 20 minutes over medium heat. Turn once halfway through. Open the foil carefully since the steam is hot.

Grilling Husked Corn Directly On The Grates

This is the fastest path to char. It’s also the method most people mean when they ask about bbq corn. Cook 10 to 15 minutes over medium-high heat. Keep the lid closed between flips. A little oil on the kernels helps them brown without sticking.

Tips For Better Bbq Corn

  • Pick fresh ears. Husks should be green and tight, and silk should be moist.
  • Don’t overcook. Corn turns mushy fast once it passes the tender stage.
  • Butter after grilling, not before. Butter on the grates burns and causes flare-ups.
  • Try a quick soak. Even husked corn benefits from a 10 minute soak for extra moisture.
  • Use a cooler zone. If the coals are hot, move corn to the side to finish cooking.
  • Season at the end. Chili powder, lime, or cotija cheese work great on grilled corn.

Common Mistakes To Avoid

Small errors cause dry or burnt corn. Watch out for these.

  • Walking away. Corn can go from perfect to burnt in 2 minutes.
  • Crowding the grill. Too many ears at once lower the heat and steam the corn.
  • Skipping the flip. One side will char while the other stays pale.
  • Using high heat the whole time. Medium-high is enough.
  • Not testing doneness. Always pierce a kernel before pulling the corn off.

Frequently Asked Questions

Can You Grill Corn On The Cob Without Soaking It

Yes. If you grill husked corn directly on the grates, no soaking is needed. Soaking only matters when you cook corn in the husk.

Should You Boil Corn Before Grilling It

You can, but it’s not required. Pre-boiling cuts grill time to 5 to 8 minutes. It also reduces the smoky flavor, so many cooks skip it.

How Long Do You Grill Corn At 400 Degrees

At 400F, husked corn takes about 12 to 15 minutes. Corn in the husk takes 20 to 25 minutes at that temp.

Do You Grill Corn On Direct Or Indirect Heat

Start with direct heat for char, then move to indirect heat if the kernels brown too fast. This two-zone approach gives you control.

With these times and steps, you can grill corn that’s tender inside with just enough char outside. Stick to 10 to 15 minutes for husked ears, flip often, and check doneness before you serve.

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