Crockpot - Place the first 6 ingredients into the crockpot. If the chicken is frozen cook on high for 5 hours. If the chicken is thawed, add 1/4 cup water, and cook on high for 4 hours. After it cooks, shred the chicken. Add the spinach and serve on warm flatbread or rolls with shredded cheese.
Keyword chicken, crockpot, food to go, hot sandwich, Instantpot, sandwich