This challenge is repeatable. Complete it for every type of fruit, vegetable or herb you plant and harvest to use in your meals.
There's a huge range of items you can grow, so it's up to you to pick how exotic you want to go. Herbs are usually pretty easy to get started with, many can be put on your kitchen windowsill for easy access.
Make yourself aware of your local climate and what produce grows well there. Read some gardening articles or watch a few videos online and you'll have a garden of tasty paradise in no time.
Just starting or have you completed this challenge?