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Grilled Radishes With Jalapeño Dipping Sauce

Grilling radishes isn’t the usual go-to—but it should be. Raw, they’re crisp and peppery. On the grill, they become tender, slightly sweet, and take on a subtle smoky flavor. It’s a total shift in taste and texture.

Char-grilled radish halves served on a round plate with a copper saucepan filled with creamy jalapeño dip, garnished with fresh cilantro, and surrounded by whole radishes and a colorful plaid cloth.

This dish is a solid pick when you want something a little different for your grill lineup. It comes together fast and works with just about any meal off the grill. And the jalapeño-cilantro dip? It’s creamy, has a little kick, and disappears quickly once it hits the table.

You won’t look at radishes the same way again.

Grilled radish halves with char marks served on a rustic wooden board, accompanied by a small bowl of creamy jalapeño dip garnished with cilantro and a decorative spoon, surrounded by fresh herbs and garlic cloves.

Ingredients

For the creamy cilantro dip

  • Mayonnaise – You can use any kind of mayonnaise.
  • Sour cream – I love combining mayo and sour cream in dips. It’s so much tastier than just plain mayo.
  • Jalapeño – Remove the seeds to control the heat.
  • Fresh cilantro – Fresh herbs add a pop of flavor and freshness that’s essential in this dip.
  • Garlic
  • Lime juice
  • Ground black pepper

For the grilled radishes

  • Radishes – You can use regular red radish or get fancy with watermelon or any other salad radish.
  • Unsalted butter – You can use salted butter, but skip the extra salt if you use salted.
  • Lime juice
  • Liquid honey
  • Ground black pepper
  • Salt
A variety of labeled ingredients are arranged on a white surface, including radishes, cilantro, lime, jalapeño, honey, butter, mayonnaise, sour cream, garlic, salt, and pepper.

How To Make Grilled Radishes With Jalapeño Dipping Sauce

Scroll down for the full recipe card with exact measurements and printable instructions.

Start by making the dip—it’s better if it sits for a while, so feel free to prep it a day ahead. In a small bowl, combine the mayonnaise, sour cream, finely chopped jalapeño, cilantro, garlic, lime juice, and a pinch of black pepper. Stir until smooth and creamy. Cover and chill in the fridge until you’re ready to serve.

A bowl with mayonnaise, chopped green chili, herbs, minced garlic, ground black pepper, and a whisk on a white surface.
Whisk together the mayonnaise, sour cream, jalapeño, cilantro, garlic, lime juice, and black pepper in a small bowl until fully combined.

Now move on to the radishes. Slice them in half lengthwise, then place them in a bowl. Add melted butter, lime juice, honey, and black pepper. Toss everything together so the radishes are evenly coated.

A white bowl filled with sliced radishes, lightly seasoned with salt and black pepper, on a light-colored surface.

Preheat your grill to medium-high and lightly oil the grates. Place the radishes cut side down using grill tongs. If they’re on the smaller side, a grill basket works great to keep them from slipping through. Grill for about 5 minutes, flipping once, until you see light char marks and the radishes are fork-tender.

Once off the grill, sprinkle with salt and toss gently. Serve them warm with the cold jalapeño dip on the side—either spooned into a small dish or straight from the container.

A plate of grilled radishes with a bowl of creamy dipping sauce, surrounded by fresh cilantro, lime halves, whole radishes, and jalapeños on a white surface.

Chef Jenn’s Tips

  • Use radishes that are similar in size so they cook at the same rate.
  • A grill basket keeps small radishes from falling through the grates.
  • Sample the jalapeño before adding it all—heat levels vary.
  • Let the dip chill for at least 30 minutes to help the flavors blend.
  • Cold dip with warm radishes creates a perfect contrast.

Recommended

Make It a Meal

These pair well with grilled meats like steak, chicken, or shrimp. They’re also great with tacos, burgers, or anything off the grill when you want a lighter side.

Grilled radishes with prominent char marks arranged on a turquoise plate, served with a creamy jalapeño dip topped with chopped jalapeños and cilantro, garnished with lime wedges and fresh cilantro leaves.

Storage

Refrigerate leftover radishes in an airtight container for up to 3 days. Reheat in a pan or oven for best texture. The dip can be kept in the fridge for 4 days. Freezing is not recommended for either.

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Grilled Radishes With Jalapeño Dipping Sauce

Grilled radishes are a smoky, tender low-carb alternative to roasted potatoes. Paired with a bold jalapeño dipping sauce, this dish is perfect as a zesty appetizer, a BBQ side, or a unique veggie snack. Quick to prepare and packed with flavor, it's a great option for anyone looking to spice up their grilling routine.
Course Appetizers, Side Dish
Cuisine American
Keyword grilled radishes, jalapeno sauce, spicy dipping sauce, summer grilling
Prep Time 10 minutes
Cook Time 10 minutes
Total Time 20 minutes
Servings 4 servings
Calories 162kcal
Author Chef Jenn

Ingredients

For the creamy cilantro dip

  • ¼ cup mayonnaise
  • ¼ cup sour cream
  • ¼ cup jalapeño finely diced
  • 2 tablespoons fresh cilantro chopped
  • 1 small garlic clove minced
  • ½ teaspoon lime juice
  • pinch ground black pepper

For the grilled radishes

  • 20 radishes trimmed and halved lengthwise
  • 1 tablespoon unsalted butter melted
  • 2 teaspoons lime juice
  • 1 teaspoon liquid honey
  • pinch ground black pepper
  • ¼ teaspoon salt

Instructions

  • Mix the mayo, sour cream, jalapeño, cilantro, garlic, lime juice, and pepper until fully blended. Cover and place in the fridge. You can make this dip ahead—up to 24 hours in advance.
  • Place the radish halves in a bowl and coat them evenly with melted butter, lime juice, honey, and black pepper.
  • Heat your grill to medium-high. Lightly oil the grates or use a grill basket if needed.
  • Lay the radishes cut side down directly on the grill. Close the lid and cook for around 5 minutes, flipping once, until tender with a light char.
  • Sprinkle the radishes with salt, toss gently, and serve while warm alongside the chilled jalapeño dip.

Notes

Chef Jenn’s Tips

  • Use radishes that are similar in size so they cook at the same rate.
  • A grill basket keeps small radishes from falling through the grates.
  • Sample the jalapeño before adding it all—heat levels vary.
  • Let the dip chill for at least 30 minutes to help the flavors blend.
  • Cold dip with warm radishes creates a perfect contrast.

Nutrition

Serving: 1serving | Calories: 162kcal | Carbohydrates: 4g | Protein: 1g | Fat: 16g | Saturated Fat: 5g | Polyunsaturated Fat: 7g | Monounsaturated Fat: 4g | Trans Fat: 0.1g | Cholesterol: 22mg | Sodium: 389mg | Potassium: 93mg | Fiber: 1g | Sugar: 3g | Vitamin A: 347IU | Vitamin C: 5mg | Calcium: 26mg | Iron: 0.3mg | Net Carbohydrates: 3g

A Note on Nutritional Information

Nutritional information for this recipe is provided as a courtesy and is calculated based on available online ingredient information. It is only an approximate value. The accuracy of the nutritional information for any recipe on this site cannot be guaranteed. Erythritol carbs (sugar substitutes) are not included in the carbohydrate counts as they have been shown not to impact blood sugar, and they have zero calories and zero carbs. Net carbs are the total carbs minus fiber.

about jenn

Hi, I’m Jenn!

I’m a cookbook author (Keto Soup Cookbook and Keto Diabetic Cookbook and Meal Plan) as well as a retired chef, recipe developer, and writer of this blog (that’s a lot of hats!). I embarked on a journey to create foodie-worthy Keto-friendly meals that any home cook can be proud of! No matter if you’re low-carb, no-carb, dirty, or strict Keto, there are recipes in Keto Cooking Wins for you and your family. Read more...

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