¾ cup bread crumbs (store-bought or make your own)
2 tablespoons butter, melted
1 bunch broccoli (about 1 ½ pounds), stalks cut off, florets trimmed into 1-inch pieces
12 ounces penne pasta
2 tablespoons olive oil
1 medium onion, minced
6 medium garlic cloves, finely minced or pressed through a garlic press
1 teaspoon dried thyme
¼ cup all-purpose flour
2 cups low-sodium chicken broth
1 cup heavy cream
1 teaspoon salt
½ teaspoon pepper
1 ½ pounds boneless skinless chicken breasts (about 3), trimmed and cut into bite-size pieces
3 ounces smoked mozzarella, shredded
8 ounce jar oil-packed sun-dried tomatoes, drained and chopped into pieces