Heat a large fry pan with a medium heat and add in the sunflower oil
Meanwhile, crack the eggs into a large bowl, add in the condensed milk and the zest of 1/2 a lemon, whisk together until you end up with a light and creamy texture
Cut the baguette into diagonal slices that are 3/4 of an inch thick (2 cm)
Coat the slices of baguette in the egg mixture and then add into the pan with the hot oil, all in a single layer, cook in batches to not overcrowd the pan, go for about 2 minutes per side or until golden fried, then transfer over a wire rack with paper towels underneath
Add the sugar and cinnamon powder into a shallow bowl, mix together, coat the slices of fried bread in the mixture
Transfer into a serving dish and garnish with fresh mint, serve hot or at room temperature, enjoy!