How to make homemade mayonnaise with 4 simple ingredients. With prices at the store steadily rising it just makes sense to make homemade mayonnaise, especially when you see just how simple it is. With four ingredients you have mayo that will keep for a few days, add one more ingredient and it will keep for a couple of months. The best thing is that you will know exactly what is in your mayo. My Humble Kitchen shares the recipe.
