Melty Patty Tangy Sauce

Featured in Delicious Main Course Recipes for Every Occasion.

Sink your teeth into this timeless sandwich filled with savory beef patties, soft caramelized onions, and a mix of Swiss and cheddar cheese. Crisp rye bread holds it all together with a creamy tangy sauce made of mayo, ketchup, relish, and Worcestershire. Pop these on the grill, whip up some fries or a fresh salad, and you’ve got the perfect laid-back meal for weeknights or friendly gatherings. Simple ingredients, awesome flavor.

Haya
Updated on Fri, 09 May 2025 21:57:44 GMT
Close-up of a gooey grilled sandwich. Pin it
Close-up of a gooey grilled sandwich. | recipeown.com

This filling burger melt has been my go-to weeknight savior for ages. When you pair succulent beef patties with sweet, slowly cooked onions and gooey cheese between toasted rye slices, you'll bring that roadside diner feel straight to your table.

I whipped up these melts during one crazy busy week when I wanted fast comfort food. My mother tried one bite and immediately asked me how I made them. Now they're her favorite sandwich to serve when friends come over.

What You'll Need

  • Ground beef: makes up the juicy center - grab 80/20 for the tastiest results
  • Thinly sliced onion: turns golden and sweet, adding rich flavor to every mouthful
  • Rye bread: gives that firm, flavorful foundation this sandwich needs
  • Swiss cheese: melts smoothly with a subtle earthy taste
  • Cheddar cheese: adds that bold zip that works so well with beef
  • Butter: helps create that crunchy, golden outside everyone craves
  • Mayonnaise: starts off our special sauce with its smooth texture
  • Ketchup: brings just enough sweet tanginess to balance the sauce
  • Sweet pickle relish: scatters little bursts of sweet-sour goodness throughout
  • Worcestershire sauce: adds that deep savory kick that'll keep folks guessing

Easy Steps to Follow

Mix Your Special Sauce:
Put mayonnaise, ketchup, sweet pickle relish and Worcestershire sauce together in a small bowl. Mix everything well and set it aside so the flavors can blend while you work on the other parts. You can even make this sauce a week early and keep it in the fridge for deeper taste.
Get Those Onions Golden:
Put butter in a big pan over medium heat until it bubbles. Drop in your sliced onions and cook them slowly for about 15-20 minutes, stirring now and then. Wait for that honey-brown color and sweet smell that tells you they're perfect. Don't rush this part or you'll miss out on amazing flavor.
Make Your Beef Patties:
Form your ground beef into four thin, flat patties a bit wider than your bread since they'll shrink while cooking. Sprinkle plenty of salt and pepper on both sides. Cook them in the same pan you used for onions with medium-high heat, about 3-4 minutes each side until they're nicely browned but still juicy inside.
Put Everything Together:
Butter one side of each bread slice for that must-have crunch. Lay four slices in your pan with butter facing down. Stack each with Swiss cheese, a beef patty, your golden onions, and cheddar cheese before topping with another bread slice, butter side up. Press down lightly with your spatula to help everything stick together while cooking.
Get It All Melty:
Cook about 2-3 minutes on each side until the bread turns golden brown and cheese gets completely melty. Press gently but firmly with your spatula for even browning. Let them sit for a minute after cooking so the cheese can set up a bit before cutting.
A burger with cheese and bacon. Pin it
A burger with cheese and bacon. | recipeown.com

I figured out the exact amounts for the special sauce after trying many times to copy my favorite local diner's version. Mixing sweet pickle relish with Worcestershire might sound weird, but it creates that mystery flavor that makes everyone ask what's in it.

Prep Ahead Ideas

What's great about this sandwich is how many parts you can fix beforehand. The special sauce actually tastes better after sitting in the fridge for a day or two. You can also cook those onions until they're golden and shape your beef patties up to two days early. Keep everything in separate containers in the fridge. When you're hungry, just cook the patties and build your sandwiches for a fancy dinner in minutes.

Swap These Out If Needed

Though rye bread is the classic choice, sourdough works great too with its tangy taste and strong texture. If you don't eat beef, ground turkey or chicken tastes wonderful when you add some garlic powder and Worcestershire sauce. Plant burgers have gotten really good lately and make a solid option for vegetarians. If you can't have dairy, there are now several plant-based cheeses that actually melt pretty well.

How to Enjoy It Best

Getting the most from your sandwich comes down to when you eat it. Serve these right after cooking when the bread is still crispy but the inside is hot and melty. Cutting it diagonally gives you the best edge for dipping into extra sauce. Dill pickles and french fries are classic sides, but a small green salad with vinaigrette gives a nice fresh contrast to the rich sandwich.

Where It Comes From

Patty melts have been part of American roadside dining since the late 1940s, starting in California as something between a hamburger and grilled cheese. Unlike regular burgers on buns, the patty melt took the practical form of a sandwich but made it special with golden onions and multiple cheeses. This version keeps that tradition alive while adding our modern special sauce that turns it from ordinary to unforgettable.

A close up of a grilled cheese sandwich. Pin it
A close up of a grilled cheese sandwich. | recipeown.com

Frequently Asked Questions

→ Which bread is best for this dish?

The classic option is rye bread because it’s sturdy and flavorful. But whole wheat or sourdough also works beautifully.

→ Are there any cheese alternatives I can try?

Definitely! Experiment with pepper jack, Gouda, or Provolone for a fresh twist on the flavor.

→ What’s the trick to perfect onions?

Take your time, use medium heat, and cook them in a little butter or oil. Stir now and then until they turn golden—about 15-20 minutes.

→ Can this be made vegetarian?

Swap the beef patties with plant-based versions and use non-dairy cheese—easy vegetarian swap!

→ What sides taste good with this?

You can’t go wrong with fries, a crisp salad, coleslaw, or even sweet potato fries to round out the meal.

Melty Patty Tangy Sauce

Hearty patties with gooey cheese, caramelized onions, and a zesty sauce everyone loves.

Prep Time
15 Minutes
Cook Time
25 Minutes
Total Time
40 Minutes
By: Haya

Category: Main Dishes

Difficulty: Intermediate

Cuisine: American

Yield: 4 Servings (4 patty melts)

Dietary: ~

Ingredients

→ Main Ingredients

01 4 slices cheddar cheese
02 8 slices rye bread
03 1 large onion, thinly sliced
04 4 slices Swiss cheese
05 1 lb ground beef
06 Butter for grilling
07 A pinch of salt and pepper

→ Secret Sauce

08 2 tablespoons ketchup
09 1 teaspoon Worcestershire sauce
10 1 tablespoon sweet pickle relish
11 1/2 cup mayonnaise

Instructions

Step 01

Stir together Worcestershire sauce, ketchup, mayo, and relish in a small mixing bowl. Keep it aside for now.

Step 02

Heat a large pan over medium heat with a small pat of butter. Toss in the sliced onions and cook them gently, stirring from time to time, until they're golden and soft, which takes about 15 to 20 minutes. Once done, set them aside.

Step 03

Split the beef into four pieces and mold each one into a thin patty. Sprinkle both sides with salt and pepper to bring out the flavor.

Step 04

Using the same pan, cook the patties over medium-high heat for 3 to 4 minutes per side until done. Take them out of the pan and let them rest.

Step 05

Spread butter on one face of each slice of rye bread. In a clean pan or on a griddle over medium heat, lay down 4 slices, butter-side touching the surface.

Step 06

Stack onto each slice of bread a piece of Swiss cheese, then add a beef patty, caramelized onions, a cheddar cheese slice, and top it all with another buttered bread slice, placing the buttered side up.

Step 07

Cook the sandwiches on the pan or griddle over medium heat. Flip them over after 2 to 3 minutes, or once the bread is toasty and the cheese is melty.

Step 08

Take the melts off the stove and let them sit for a minute. Cut them in half and serve hot with the secret sauce, either on the side or drizzled on top.

Notes

  1. Switch to lighter choices by using turkey or chicken for the patties. Plant-based burgers are great for veggie-friendly options. You can also play around with cheeses—pepper jack adds a spicy kick!

Tools You'll Need

  • Skillet, preferably large
  • Small bowl
  • Flat-turner or spatula
  • Griddle or another pan
  • A sharp knife

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Includes dairy (cheese and mayo)
  • Contains gluten (from the bread)
  • Eggs (in the mayonnaise)
  • Worcestershire sauce might have soy
  • Pickle-based ingredients (in relish)

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 680
  • Total Fat: 45 g
  • Total Carbohydrate: 45 g
  • Protein: 28 g