HOW TO CUT AND MAKE SWEET POTATO CHIPS FOR A SIDE DISH OR SNACK. For my sweet potato chips recipe, for instance, I chose a jewel sweet potato and a Japanese yam for variety and color. Rafaela Michailidou is a Vegan Lifestyle Coach, and a … In a small bowl, whisk together coconut oil and spices. This mixture tops our potatoes… Spoon this mixture into a baking pan. Enjoy! Preheat oven to 425°F. Place sliced sweet potatoes in a large bowl. Seriously, this vegan snack will blow your mind, and you will finally be able to say goodbye to store-bought, more oil-than-potato chips. Remove from the heat and stir in the vegan sour cream and vegan shredded cheese just until they are combined. Enjoy! Jewel sweet potatoes … The last step is to toss the corn flakes (or chips) in a small bowl with the melted butter and oil.