Add the condensed milk to the chicken breast sliced into cubes, in a skillet.
Then turn on the heat, set it to medium-low and mix to combine.
Add the butter, sauté everything thoroughly until the chicken is cooked and the released moisture has evaporated.
Then, add the crushed garlic cloves, the bacon cut into smaller pieces and sauté until lightly golden brown.
Add lemon juice, the lemon zest, the ketchup, the spinach leaves chopped into strips, the cream cheese and mix everything very well to combine.
Season with a pinch of black pepper, a pinch of salt and mix once more.
Add the grated mozzarella cheese, cover the skillet and let it all cook for 10 minutes or until the cheese is completely melted.
Finish with parsley to taste.
Serve.