Here’s a diner-style, crispy, cheesy, Ultimate Stacked Patty Melt — double beef, caramelized onions, and melty cheese on buttery toasted rye 🥩🧀🔥
🥪 Ultimate Stacked Patty Melt
Serves 2 (2 big melts)
🧾 Ingredients
Beef Patties
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1 lb ground beef (80/20 for best flavor)
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Salt & black pepper
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½ tsp garlic powder (optional)
Onions
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2 large yellow onions, thinly sliced
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2 tbsp butter
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Pinch of salt
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½ tsp sugar (optional, helps caramelize)
Sandwich
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8 slices rye bread (or marble rye)
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8 slices Swiss cheese
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4 slices cheddar cheese
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2–3 tbsp softened butter (for bread)
🔥 Secret Sauce (Highly Recommended)
Mix:
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¼ cup mayo
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1 tbsp ketchup
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1 tsp Dijon mustard
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1 tsp Worcestershire sauce
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1 tbsp finely diced pickles
Chill until ready.
👩🍳 Instructions
1️⃣ Caramelize Onions (Low & Slow = Flavor)
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Melt butter in skillet over medium-low heat.
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Add onions and salt.
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Cook 20–25 minutes, stirring occasionally, until deep golden and sweet.
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Set aside.
2️⃣ Form & Cook Patties
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Divide beef into 4 thin patties slightly larger than bread (they shrink).
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Season both sides.
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Cook in hot skillet 2–3 minutes per side until browned but still juicy.
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Do not overcook.
3️⃣ Assemble (Double Stack Style)
Layer on unbuttered side of bread:
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Swiss cheese
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Beef patty
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Cheddar
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Caramelized onions
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Second beef patty
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Swiss cheese
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Top bread slice
Butter outside of bread.
4️⃣ Grill to Crispy Perfection
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Cook in skillet over medium heat.
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Press gently with spatula.
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Grill 3–4 minutes per side until golden brown and cheese is fully melted.
🧀 Pro Tips for Ultimate Melt
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Cover pan briefly to help cheese melt fully.
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Use medium heat so bread crisps without burning.
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Let rest 2–3 minutes before slicing.
🔥 Optional Upgrades
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Add crispy bacon
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Add sautéed mushrooms
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Swap Swiss for provolone
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Add a fried egg on top (next-level indulgence)
If you’d like, I can also give you:
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A smashburger-style patty melt
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A low-carb lettuce wrap version
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Or a Texas toast mega triple stack version 😈