I wasn't sure what to call this one!

My new book 'It's All About Dinner' is out now! This is my ridiculously easy, no-pasta, lasagne-style chicken bake, where the chicken is used in place of the pasta. The only tiny bit of cooking required before it goes into the oven is to make the white sauce. Yep - everything else goes into the pan uncooked, and the oven does all the work. Free printable recipe is available on our site: Ingredients: 1 onion finely chopped 6 medium mushrooms roughly chopped 2 cloves garlic peeled and minced 1 red bell pepper chopped 2 tsp olive oil 1 chicken stock cube crumbled 1/4 tsp salt 1/4 tsp pepper 4 chicken breasts (about 700g/) , sliced in half to make 8 thin, wide breasts 500 g (2 ¼ cups) passata* (tomato puree if you're in the US) 1 tsp dried Italian mixed herbs 100 g (1 cup) Cheddar cheese, grated White Sauce: 4 t