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ham and cheese slider on spatula

Ham and Cheese Croissant Sliders

Ham and Cheese Croissant Sliders are easy to make for a crowd! Fill butter croissants with ham and cheddar and bake with a buttery mustard and poppyseed sauce. These got rave reviews!
Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes
Servings 12 sandwiches
Calories 329kcal
Author Dorothy Kern


  • 1 package Marketside All Butter Croissants 12 croissants
  • 12 slices deli ham
  • 6 slices deli cheddar
  • Mustard and/or mayo optional
  • 1/2 cup unsalted butter melted
  • 1 teaspoon onion flakes
  • 1 clove garlic crushed
  • 1 tablespoon mustard yellow or dijon
  • 2 tablespoons poppyseeds
  • 1/4 teaspoon salt
  • 1/4 teaspoon pepper


  • Preheat oven to 350°F. Spray a 9x13-inch pan with nonstick cooking spray.
  • Slice each croissant in half. Place the bottom halves in the prepared pan. Spread with mustard or mayo, if desired.
  • Place a slice of ham and half a slice of cheddar on each slider. Top with the tops of croissants.
  • Whisk metled butter, onion flakes, garlic, mustard, poppyseeds, salt and pepper in a small bowl. Pour over croissants in pan. If needed, use a pastry brush to make sure the croissants are fully coated with the butter mixture.
  • Cover with foil. Bake 15 minutes then remove the foil. Bake for an additional 3 minutes, or until browned and cheese is melted. Serve warm.


Serving: 1slider | Calories: 329kcal | Carbohydrates: 22g | Protein: 13g | Fat: 22g | Saturated Fat: 12g | Cholesterol: 58mg | Sodium: 582mg | Fiber: 1g | Sugar: 5g