You don't have to compromise quality, preference, or your own sanity to save money on groceries.
According to Business Insider, an easy way to start is to use a cash-back credit card at the checkout stand.
On Sundays, plan out all your meals for the week, and only buy for that. No more food wastage!
Another option is a "no-grocery challenge." Commit to using up all your food before buying anything else.