Raise Your Own Mealworms, Catch Larger Fish, Have Healthier Pet Food, and Put Cash in Your Pocket. Raise Mealworms for FUN and PROFITS. Raising your own mealworms is quite simple and if you have the space you can have your very own mealworm ranch as large as you want. Raising mealworms will provide you with fresh mealworms so you can catch bigger fish... Fresh mealworms make healthier pet food, and you know how they were fed and raised. Having your own mealworm ranch will put cash in your pocket. Raising mealworms is FUN and PROFITABLE.