You can start with vegetable recipes with breads, rice, or pasta. Hoodia, a plant from Africa has been used like a stimulant and hunger suppressor. Once in a ketogenic state you'll also find to increase protein intake and lower fat, ratio will be around 65% fat, 30% protein and 5% carbohydrates. It helps burn fat and might help lower bad cholesterol. As you age, if you notice a difference of how caffeine affects you.