Combine ground pork with salt, pepper, herbs, breadcrumbs, and grated onion.
Add apple cider to the mixture and mix gently until just combined.
Form mixture into small slider-sized patties, ensuring even thickness.
Heat skillet or grill to medium-high heat.
Cook sliders 4–5 minutes per side or until internal temp reaches 160°F.
Toast slider buns lightly until golden.
Assemble sliders with lettuce, patty, cheese, and toppings.
Add mayonnaise and optional extras like caramelized onions or bacon.
Serve immediately while warm.
