In a bowl, combine the flour, cinnamon, baking soda and salt.
In another bowl, whisk together the brown sugar, date purée, oil and non-dairy beverage. Add the dry ingredients and mix until smooth. Cover and refrigerate for 1 hour. The dough will be firmer but still soft to the touch.
With the rack in the middle position, preheat the oven to 350°F (180°C). Line a baking sheet with a silicone mat or parchment paper.
In a bowl, combine the sugar and cinnamon.
With a 1-tbsp (15 ml) ice cream scoop, shape the dough into balls. Smooth out the balls of dough by rolling them with lightly oiled hands. Coat one ball at a time in the sugar mixture. Arrange on the baking sheet, evenly spacing them out.
Bake for 8 minutes or until the cookies start to harden around the edges but are still soft at the centre. Let cool on the baking sheet. The snickerdoodles will keep for 1 week in an airtight container at room temperature.
Recipes with the "Healthy Pick" stamp have been evaluated by a registered dietitian member of the Ordre professionnel des diététistes du Québec.