1. Preheat oven to 160°C. Prepare 2 6-hole non-stick donut tray.
2. Sift flour, almond powder, cinnamon and salt. Put aside.
3. Cream butter, sugar and maple syrup till light and fluffy using an electric handheld mixer.
4. Add in beaten eggs to butter mixture in 3 additions, beating well after each addition.
6. Add in sifted flour mixture and mix with a spatula to combine.
7. Fold in angel flakes.
8. Fill a piping bag with batter and fill the donut cavity till 80% full.
9. Gently tap the cake tin on the table to remove air pockets.
10. Bake in the preheated oven for 14min, or till a skewer comes out clean.
11. Turn the donuts out onto the cooling rack and cool completely.
12. Brush the cooled donuts with melted butter and roll them in the cinnamon sugar mixture.