Chipotle Chicken Burritos

Name: Chipotle Chicken Burritos
Ingredients: 1 tablespoon vegetable oil; 3/4 cup pico de gallo or fresh salsa; 1 chipotle chile in adobo sauce, chopped, plus 1 to 2 tablespoons sauce from the can; One 14-ounce can pinto beans, drained and rinsed; 1 1/2 cups shredded rotisserie chicken, skin removed; 1/4 cup roughly chopped fresh cilantro; Kosher salt; 4 burrito-size flour tortillas; 1 1/3 cups cooked white rice, warmed; 1 1/3 cups shredded Monterey Jack cheese (about 5 ounces); 1 1/3 cups shredded romaine lettuce; Guacamole, for serving (optional)