Magdalenas saludables de naranja
egg • milk (100 ml) • ground peanuts (30 g) • oat flour (250 g) • melted butter (75 g) • baking powder • orange juice (100 ml) • Zest of 1 orange, avoiding the white part • Sweetener (erythritol, xylitol, stevia) or honey (I used honey) • powdered sugar (200 g) • Juice of 1 orange