Mexican Ensalada de Pollo

Name: Mexican Ensalada de Pollo
Prep time: 10 min
Cook time: 15 min
Total time: 25 min
Cuisine: American, Mexican, Latin American
Ingredients: 1 chicken breast (with skin and bone); 1 onion; 1 clove garlic; A few sprigs of thyme; 2 bay leaves; Salt (to taste); 1 potato (cut into cubes); 2 carrots (cut into cubes); 1 cup peas (fresh or frozen); 1 celery stalk (finely chopped); Mayonnaise (equal parts with sour cream); Sour cream (used for tacos); Mustard (to taste); Lemon juice (a splash); Salt and pepper (to taste); Lettuce leaves (washed and disinfected)