How to Prepare Burnt Onion Ketchup – Step by Step Guideline

So, you have cooked steak perfectly and are satisfied with your effort? Set your sides, and a glass of wine on standby? But, what’s missing? Yes, the condiment! Grilled steak is often so mouth-watering that it doesn’t require much decoration. But, if you really want to wow your guests or incite your own taste buds, then serve your steak with the following sauce.

The recipe is developed by chef Danny Grant of Chicago’s Maple & Ash. I learned about the recipe from various sources. This recipe delivers the unique combination of tangy, savory, mouth-watering spicy that can rile up your each taste bud! You can pour the sauce over fresh veggies, sumptuous steak. The sauce can also be served with French fries.

Here’s the recipe at a glance:

  • Recipe Name: Burnt Onion Steak Ketchup
  • Prep Time: 15 minutes
  • Cook Time: 50 minutes
  • Total Time: 65 minutes
  • Level: Easy
  • Serving Size: 7 cups


  • Half a whole large onion
  • Soy sauce (1 tablespoon)
  • Caper juice (3 tablespoons)
  • Balsamic vinegar (3 tablespoons)
  • Italian anchovy sauce; colatura (1 tablespoon)
  • 3-inch piece orange zest (1)
  • Toasted celery seeds (2 teaspoons)
  • Gochujang (3.5 tablespoons)
  • Tomato paste (three-fourths)
  • Champagne vinegar (three-fourths)
  • Unsalted butter (1 and a half sticks)
  • Beef stock (2 cups)
  • Raisins (1 and a quarter cups)
  • Supermed whole red grapefruit (1)
  • Worcestershire sauce (7 tablespoons)
  • Capers (a quarter cup)


  1. Heat the broiler over medium-high heat.
  2. Transfer the small pieces of the orange on a sheet pan and heat them for 2 to 3 minutes until charred. Then, put them aside.
  3. Cut a square of foil and place it over the surface of a small skillet. Place the onion on top.
  4. Heat the skillet on medium-high heat for 10 minutes until charred.
  5. Simply chop the onion on a cutting board.
  6. Melt the unsalted stick of butter in a medium saucepan over medium heat.
  7. Add the chopped pieces of onion and work on them for 8 to 10 until softened.
  8. Add the charred citrus pieces and the rest of the ingredients, then simmer.
  9. Cook for 20 minutes until they become thickened. Bring the mixture to a blender and process until smooth.
  10. Now pass the juice through a fine sieve onto a small bowl.
  11. Store the sauce in the refrigerator for up to 2 weeks.

Bottom Line – onions are sweet as they come naturally. Once cooked with other ingredients, they can pull flavor out of them and deliver on taste. The recipe described above may overwhelm you at first, but the result is worth the effort and the sauce eventually look fabulous.

Related Post: Sheet Pan Steak and Veggies Dinner Recipe

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