Blackened Corn Want to make this recipe at home? Scroll down to browse the products you'll need. Prep Time: 1 hour Cook Time: 15 minutes Difficulty: Easy Visual Method 1) After peeling back shucks, soak corn in salt water for one hour. 2) Baste corn with Butter Infused Olive Oil before, during and after grilling on extremely hot grill for 15 minutes (or until blackened). Finish with Maine Lemon Sea Salt to taste. Products from this article Quickview Butter Infused Olive Oil $5.95 Quickview Lemon Pepper Sea Salt Grinder $9.42