Slow-Cooker Orange Sesame Chicken

skinless (boneless chicken breasts or thighs, cut into 1-inch pieces)

sea salt or kosher salt

medium onion (thinly sliced)

garlic (minced)

- inch knob of fresh ginger (minced or grated)

oranges (zest and juice)

Juice from 1 large lemon

sesame oil (divided)

black pepper

crushed red pepper flakes (can add more if you would like it spicier)

honey

coconut aminos

tapioca flour

toasted sesame seeds

Cauliflower Rice (for serving)