Slow Cooker Pork and Green Chile Stew

lbs pork tenderloin

salt and pepper

cooking spray

unbleached all-purpose flour

diced onion

each) whole green chiles, sliced into thick rounds

chopped jalapeño, or more to taste

can diced tomatoes and green chilies (Ro*Tel Mild)

fat-free low-sodium chicken broth

cumin

garlic powder

salt and fresh ground black pepper,