7 Star Chicken and Mushroom Lasagne with Broccolini and Burrata Lemon Salad

1 x 2.6kg Chicken and Mushroom Lasagne 

3 bunches broccolini 

4 tbsp extra virgin olive oil 

6 cloves garlic, thinly sliced 

1 tsp red chilli flakes 

2 burrata  

Juice and zest of ½ lemon 

80g toasted pistachios, roughly chopped 

Sea salt flakes