
Nothing screams comfort food like a good patty melt – that perfect mix of toasty bread, succulent beef, gooey cheese, and those mouthwatering caramelized onions. We've jazzed up this diner classic with our own tangy, smooth special sauce that brings everything together beautifully. It's an ideal choice for busy weeknights or lazy weekend meals that'll have everyone asking for seconds.
I've whipped this up so many times and it always gets everyone excited at dinnertime. The special sauce really takes things to another level – it adds this zingy, creamy component that makes the whole sandwich pop.
Tasty Ingredients and Their Purpose
- Ground Beef (1 lb): Go with 80/20 beef for the right mix of taste and moisture. Too lean and your patties will end up dry.
- Rye Bread (8 slices): The bold flavor and sturdy texture of rye pairs beautifully with all the rich elements. Sourdough works great too if you can't find rye.
- Swiss and Cheddar Cheese (4 slices each): Cheddar brings the sharp, creamy goodness while Swiss adds that subtle, nutty taste. Together they're cheese perfection.
- Onion (1 large): When caramelized, onions offer a sweet, rich flavor that cuts through the hearty beef and cheese.
- Butter: This is your secret to getting that gorgeous golden crunch on the bread.
- Special Sauce Ingredients:
- Mayonnaise (½ cup): Forms the smooth, rich foundation.
- Ketchup (2 tbsp): Gives you that sweet-tangy kick.
- Sweet Pickle Relish (1 tbsp): Adds tiny bursts of sweetness and texture.
- Worcestershire Sauce (1 tsp): Brings that can't-put-your-finger-on-it savory depth.
Easy Cooking Directions
- Whip Up the Special Sauce:
- Mix your mayo, ketchup, sweet pickle relish, and Worcestershire in a small bowl until everything's smooth. You can make this up to a week ahead and keep it in the fridge.
- Make Those Onions Shine:
- Melt a tablespoon of butter in a big skillet over medium heat. Toss in your thinly sliced onion and cook them slowly for about 15-20 minutes, giving them an occasional stir until they turn golden and smell sweet. Don't rush this part – it's worth the wait.
- Get Those Patties Ready:
- Split your beef into four equal chunks and flatten them into thin patties. Season both sides well with salt and pepper. Using the same pan from the onions, cook your patties over medium-high heat for about 3-4 minutes each side until they're done. Set them aside on a plate when finished.
- Build Your Melts:
- Butter one side of each bread slice. Place four slices butter-side down on a warm skillet or griddle over medium heat. Layer each with Swiss cheese, a cooked patty, plenty of those yummy onions, and top with cheddar. Cap it off with another slice of bread, butter-side facing up.
- Cook Until Golden:
- Let the sandwiches cook about 2-3 minutes per side until the bread turns a nice golden brown and all that cheese gets wonderfully melty. Press down lightly with your spatula so everything cooks evenly.
- Time to Eat:
- Let your melts cool just a minute before cutting them in half. Serve them while they're still warm with the special sauce on the side or drizzled right on top.

That special sauce really steals the show in this recipe. It's got this perfect balance of tang and creaminess that makes each bite better than the last. My family goes crazy for it – I often have to make extra because they love dipping their fries and veggies in it too.
What To Serve Alongside
These melts go perfectly with some golden fries, roasted sweet potato wedges, or a crisp green salad if you want something lighter. A crunchy pickle spear adds a nice contrast. When you're extra hungry, try pairing with a bowl of hot tomato soup or some homemade coleslaw.
Twists and Helpful Hints
- Healthier Version: Swap the beef for ground turkey or chicken if you want something not so heavy.
- Try Different Cheeses: Mix it up with pepper jack, provolone, or whatever cheese you love most.
- Meatless Option: Plant-based patties work great for a tasty vegetarian alternative.
- Double the Sauce: Trust me, make twice as much sauce – you'll find ways to use every last drop.

You can't beat this old-school favorite that just keeps getting better with time. The way all these flavors and textures come together is something special, and that secret sauce really kicks things up a notch. It doesn't matter if you're making it just for yourself or feeding a hungry crowd – these patty melts always hit the spot.
Frequently Asked Questions
- → Which bread works best for patty melts?
- Rye bread is the go-to choice and stands up nicely when grilled. If you're out of rye, sourdough makes a tasty substitute.
- → How do I get perfectly caramelized onions?
- Let them cook slowly on medium heat for 15-20 minutes and stir them now and then. Be patient and don't try to speed it up.
- → Can I make the secret sauce ahead?
- Sure thing, you can mix it up to 3 days early and keep it in a sealed container in your fridge.
- → What makes a patty melt different from a burger?
- Patty melts come on grilled bread instead of burger buns and they always have lots of melted cheese and sweet, soft onions.
- → How thin should I make the patties?
- Go for wide, flat patties since they'll get smaller as they cook. Try to make them a bit bigger than your bread slices.