Try this savory potato casserole recipe that has a Greek cuisine twist. In this video, Chef John makes Greek feta and spinach potato casserole. Start with pureeing and combining wilted spinach leaves together into a smooth mixture with ingredients such as garlic, green onions, a large egg, feta, and fresh mint. After peeling and slicing the potatoes, stir the mixture and slices together into a baking dish until they’re evenly combined. Finally, bake the dish in an oven for about 45 minutes at 400 degrees. The end result is a unique and flavorful side dish that fans of both potato casserole and Greek food will love!