Wow. Thank you, Kitchn, for introducing this into our lives.
Makes 12 sliders
INGREDIENTS
1 tablespoons unsalted butter, melted
~ 4 tablespoon Dijon mustard
1 (12-ounce) package Hawaiian sweet rolls, such as King's
~ 12 slices Swiss cheese (about 7 ounces)
~ 12 slices deli ham (about 10 ounces)
1 teaspoon poppy seeds
INSTRUCTIONS
Arrange a rack in the middle of the oven and heat the oven to 350°F.