These healthy pesto eggs on toast are just 183 calories and take only 10 minutes to make!We use our homemade "no oil" low calorie pesto, which is why we have to spray the pan with olive oil. But if you choose to use store-bought pesto, you can skip this step. Special Tip: You can use your favorite pesto... and if you look above you will find 2 different kinds to make (pistachio or traditional).