When mixing dough with a dough hook, mix on low speed for 1 minute, rest for 5 minutes, then mix on medium speed for 7 minutes until the dough pulls away from the sides of the bowl.
If the dough is too sticky, add more flour, 1 tbsp at a time, until it pulls away, but it should still be slightly sticky.
For the cinnamon filling, ensure butter is softened.
When rolling out the dough, aim for a 20"x12" rectangle.
Leave a thin border around the edges when spreading the cinnamon filling.
Cut a small slit in the middle of the large end of each triangle before tightly rolling into a croissant shape.