Healthy Cottage Pie with Cauliflower Spring Onion Mash

large head of cauliflower

chicken stock 

spring onions, finely chopped

salt and black pepper

almond or cashew milk (0.5 syns)

eggs

g/1lb of extra lean ground beef

onion, diced

celery stalks, diced

carrot, diced

garlic, crushed

mixed herbs

tomato paste (puree)

balsamic vinegar

beef stock (broth)

starch (corn, arrowroot or tapioca)(3 syns)

cooking oil spray