Business Insider contributor Alexis Rhiannon's cooking style can be likened to a pendulum. One day, she's an ambitious gourmet. The next day, she orders takeout.<br />But Rhiannon decided to get focused at the start of 2020, and chose to cook her way through, start to finish, a single vegetarian cookbook.<br />Now it's nearly the end of the year, and Rhiannon noticed something everyone interested in personal finance and frugality will be delighted to hear.<br />She cut her grocery bill in half. Half!<br />Going vegetarian, by means of working through 'The New Moosewood Cookbook' by Mollie Katzen, has saved Rhiannon tons of money. But that's not all.<br />She also says such focus leads one to shop smarter by using ingredients already on hand--and to avoid dropping loads of cash on indulgent holiday meals.
