Add all ingredients except spinach to Multipot. Lock the lid and close the pressure release valve. Select the Pressure Cook or Manual setting. (If using Manual setting, select High pressure.) Set the timer to 10 minutes. When done, allow pressure to release naturally for 5 minutes, then press Cancel and use the quick release method to release the pressure.

Remove chicken from Multipot. Stir in spinach and select the Sauté setting on Multipot. Simmer 3 minutes. Meanwhile, shred chicken, and return chicken to mulitpot. Press Cancel.

Serve in soup bowls and garnish with sliced radish, cilantro and lime wedges if desired.