Sweet and Spicy Pork and Pineapple Tacos

INGREDIENTS

2 lb

pork tenderloin, trimmed and cut into 1-inch cubes

Salt and pepper

1 tbsp

oil

garlic cloves, finely minced or pressed

1 tsp

ground cumin

2 tsp

chili powder

cayenne pepper (more to taste, if wanted)

1/4 cup

pineapple juice

2 cups

diced pineapple (see note)

2 tbsp

chopped fresh cilantro

Corn or flour tortillas for serving