Prep: 1. Cut chicken into bite sized pieces. Grate cheese. Make: 1. Heat oil in a skillet over medium heat, saute chicken until done, about 2-3 minutes per side. Remove chicken and set aside. 2. Place large flour tortilla in the skillet. On half the tortilla, place 1/4 of the chicken, spinach and cheese. 3. Fold over tortilla and cook until cheese begins to melt, about 2 minutes. Then flip and cook for another 2-3 minutes. 4. Repeat with other three tortillas.