Preheat the oven to 230°C and grease an oven-proof dishwith 1 teaspoon of olive oil.
Slice each chicken breast in half, lengthways, then place thechicken on a cutting board and cover with plastic wrap. Using ameat tenderizer, pound the chicken to a ½-inch thickness. Setaside.
In a large bowl, combine the breadcrumbs, parmesan cheese,garlic powder and salt. Whisk the egg into a medium bowl.
Dip each chicken breast first into the beaten egg, shaking off anyexcess, then into the breadcrumb mixture.
Heat ½ tablespoon of olive oil in a large skillet over a medium-lowheat. Add the chicken to the skillet and cook for 3-4 minutes oneach side, until golden brown. Wipe the skillet between eachchicken breast to remove any brown bits and continue to saute theremaining pieces of chicken.
Transfer the chicken to an oven-proof dish and top the chickenbreasts with the tomato passata and sprinkle over the shreddedmozzarella.
Bake the chicken in the oven for approximately 7 minutes or untilthe mozzarella has melted and the chicken is cooked through.
Sprinkle over freshly chopped basil and serve immediately.