Cut chicken into bite size pieces and season it with salt, pepper and paprika
Optional: Heat 1 Tbsp butter in a dutch oven or soup pot over medium high heat Add chicken and sear for 10 minutes, stirring occasionally. (This step is optional, but adds great flavor)
Add all ingredients, except spinach, to slow cooker
Mix well
Cover and cook 4-5 hours on high or 6-7 hours on low