Crispy Slow Cooker Carnitas

boneless pork shoulder (pork butt), trimmed of any excess fat

olive oil

dried oregano

ground cumin

paprika ((sweet or smokey))

sea salt flakes OR 1 tablespoon table salt ((adjust to your tastes))

freshly ground black pepper

brown sugar

onion (, coarsely chopped)

large cloves garlic (, sliced in half)

jalapeno (, deseeded and ribs removed, chopped)

x 14-ounce ((410g) can crushed tomatoes)

Juice from 2 limes ((1/4 cup lime juice))

ancho chiles ((poblano peppers), deseeded, ribs removed and sliced)