Easy meatball tray bake

Name: Easy meatball tray bake
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Yield: 4
Ingredients: 500g 4 Star Beef Mince; 35g breadcrumbs; 20.00 ml finely chopped rosemary; 1 red onion, cut into wedges; 2 x 400g cans cherry tomatoes; 2 zucchini, thickly sliced; 1 large eggplant, coarsely chopped; 18.20 gm olive oil; 100g cherry bocconcini; 62.50 ml basil leaves