Crepes with chicken, cream cheese and spinach - Match made in heaven

Name: Crepes with chicken, cream cheese and spinach - Match made in heaven
Prep time: 30 min
Cook time: 15 min
Total time: 45 min
Cuisine: Eastern European, Mediterranean
Ingredients: 7-8 crepes (You can make the crepes in advance. Check my crepes recipe in the Notes); 400-500gr / 14-17oz of chicken (you can use leftover chicken); 80-100 gr / 2.5-3.5 oz spinach; 300 gr/ 10 oz cream cheese; half of 8 pack of triangle processed cheese - 4 pieces (around) around 60gr / 3oz; 2-3 tbsp mustard; bunch of grated cheese (cheddar or any other yellow cheese); salt and pepper