Heat 1T olive oil in a large pan over med-high.
Season pork shoulder with S&P and brown on all sides.
After searing pork, place in slow cooker w/ 1⁄2c chicken broth or water & cook ~5 hours on high or ~8 hours on low, until meat is tender.
Cool, then using your fingers or two forks, shred the pork into bite-sized pieces.
Finely chop: 1⁄2 onion, 1 tomato, 3-4 green onions and 3T cilantro
Layer ingredients w/ 10oz chopped romaine.
Slice 1 avocado.
Top salad with avocado and pork. Drizzle with 1T olive oil, juice of 1 lime and salsa, if desired.