How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Grilled Leeks, Red Onions With Tomatoes And Thousand Island Dipping Sauce?

You need 14 ingredients. The key ingredients include: For the Thousand Island Dressing, 3/4 cup Duke's Mayonnaise, 3 tablespoons Heinz All Natural Ketchup, 1/4 cup homemade bread and butter pickles, minced, and more.

Is Grilled Leeks, Red Onions With Tomatoes And Thousand Island Dipping Sauce suitable as snacks & appetizers?

Yes, Grilled Leeks, Red Onions With Tomatoes And Thousand Island Dipping Sauce falls under the Snacks & Appetizers category and is a great choice for this type of meal.

Grilled Leeks, Red Onions With Tomatoes And Thousan

Name: Grilled Leeks, Red Onions With Tomatoes And Thousand Island Dipping Sauce
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: For the Thousand Island Dressing; 3/4 cup Duke's Mayonnaise; 3 tablespoons Heinz All Natural Ketchup; 1/4 cup homemade bread and butter pickles, minced; 1 teaspoon shallot, minced; 3 to 5 drops Crystal hot sauce or hot sauce of your choice; 1 dash Kosher salt and freshly ground black pepper; For the vegetables; 4 leeks, trimmed of green, root end left intact; 1 large red onion, sliced into 1/2 inch rounds and skin removed; 1 dash Olive oil; 1 pinch Kosher salt and freshly ground pepper; 5 perfect heirloom tomatoes, Boxcar Willies or Wisconsin 55s work great; 1 dash toasted sesame seeds

Try this homemade Grilled Leeks, Red Onions With Tomatoes And Thousand Island Dipping Sauce recipe the whole family will love. Made with Mayonnaise, Ket…

This Grilled Leeks, Red Onions With Tomatoes And Thousand Island Dipping Sauce relies on simple, everyday ingredients such as duke's mayonnaise, heinz all natural ketchup, shallot, minced and for the vegetables. It comes together quickly and makes 4 servings, at about 831 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Snacks & Appetizers

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.

No specific allergen information. Please check the ingredient list for possible allergens.

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Grilled Leeks, Red Onions With Tomatoes And Thousand Island Dipping Sauce

Tips for the best results

Variations & substitutions

My Personal Notes

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