Save on Brands offers discount groceries online like as seen on ACA & Today Tonight.
They are offer deals from $1 Groceries Australia wide. They frequently have online specials.
NOTE: They charge delivery based on number of items in your order so you need to make sure that you are buying enough due to the high postage costs.
More $1 Grocery Deals in Australia:
NQR Groceries $1 Grocery Deals