Preheat the oven to 350 and lightly grease a baking dish.
Cook chicken tenders in a medium frying pan with a some lemon juice and salt, over medium heat, until completely done and golden on both sides. Set aside.
Dice tomatillos, onion and green bell pepper and saute them over medium heat until soft.
Beat cream cheese, salt, cumin and sour cream together until smooth.
Fold in diced chicken, cooked veggies, cheese, cilantro and minced and seeded jalapeno.
Spread the mixture in the baking dish, making sure it's spread evenly for even baking.
Top off with some more cheese and bake for 15-18 minutes.