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This Blackstone Patty Melt Recipe combines juicy beef patties, melted cheese, and crispy, buttery toast, all cooked to perfection on your Blackstone griddle. A delicious, classic comfort food!

Blackstone Patty Melt

5 from 1 vote
Prep Time: 10 minutes
Cook Time: 20 minutes
Total Time: 30 minutes
Servings: 4 Servings

Description

A crispy, diner-style Blackstone Patty Melt with smashed beef patties, melty Swiss cheese, and sweet caramelized onions on buttery toasted rye — all cooked on the griddle for the perfect crunch.

Ingredients 

  • 1 lb ground beef, 80/20
  • 8 slices rye bread, or marble rye
  • 8 slices Swiss cheese
  • 1 large onion, thinly sliced
  • 4 tablespoons butter, softened
  • 1 tablespoon oil, for the onions
  • Salt and pepper, to taste
  • Ketchup and mustard, optional for serving

Instructions

  • Preheat the Blackstone griddle to medium-high, about 400°F.
  • Add oil and sliced onions to one side; cook 10–15 minutes, stirring, until deeply caramelized. Move to a cooler zone to keep warm.
  • Divide beef into 4 loose balls (~4 oz each). Place on the hot griddle, cover with parchment, and smash flat. Season with salt and pepper. Cook 2–3 minutes until crispy.
  • Flip (don't smash) and cook 1–2 minutes more. Top each patty with Swiss cheese and let melt.
  • Butter one side of each slice of rye. Toast butter-side down 2–3 minutes until golden.
  • Assemble: toasted slice, patty, caramelized onions, second slice. Press on the griddle 1–2 minutes per side until melted and crisp.
  • Slice in half and serve hot with ketchup and mustard.

Equipment

  • Blackstone griddle (or cast-iron skillet)
  • Burger press or sturdy spatula
  • Parchment Paper

Notes

  • For extra-crispy edges, run a hot zone at 425–450°F for the beef.
  • Real caramelized onions need 10–15 minutes; 5 minutes gives soft golden onions in a hurry.
  • Cook ground beef to a safe internal temperature of 160°F.

Nutrition

Serving: 1ServingCalories: 601kcalCarbohydrates: 35gProtein: 39gFat: 33gSaturated Fat: 17gPolyunsaturated Fat: 3gMonounsaturated Fat: 11gTrans Fat: 1gCholesterol: 132mgSodium: 615mgPotassium: 581mgFiber: 4gSugar: 4gVitamin A: 637IUVitamin C: 3mgCalcium: 372mgIron: 5mg