But that was just the beginning.
Shape pimentón cheese into 4 (3-inch) disks (about 1/4 cup each).Press a dimple into the center of each hamburger patty to prevent shrinking when cooking, and season evenly with salt and pepper.
Place patties on oiled grates; grill, uncovered, until lightly charred, 3 to 4 minutes.Flip patties, and top each with 1 pimentón cheese disk and 1 crispy jamón slice.Cook until burgers reach desired degree of doneness, 3 to 4 minutes for medium-rare, covering grill during last minute of cook time to melt cheese..
Spread about 1 tablespoon aioli on each bun half.Layer bottom buns with lettuce and burger patties; top with pickles, and cover with bun tops.
Serve immediately.. Make ahead.
Aioli can be made up to 3 days in advance; pimentón cheese can be made up to 5 days in advance.Flip patties, and top each with 1 pimentón cheese disk and 1 crispy jamón slice.
Cook until burgers reach desired degree of doneness, 3 to 4 minutes for medium-rare, covering grill during last minute of cook time to melt cheese..Spread about 1 tablespoon aioli on each bun half.
Layer bottom buns with lettuce and burger patties; top with pickles, and cover with bun tops.Serve immediately.. Make ahead.