Preheat oven to 175 deg C. Prepare and line with parchment paper – 2 pieces – 12cm (5inches) removable pie pan.
In a large mixing bowl combine ground almond, lemon zest and icing sugar together, mix well with a hand whisk. Then add melted butter, honey, lemon juice and eggs into it. Mix very well with a hand whisk until smooth and pour evenly into pans.
Arrange mango slices on top of the batter.
Bake for about 40-45 minutes or until browned and set. Cool and remove from pan, dust with extra icing sugar top and serve.