Preheat oven to 350 degrees F (175 degrees C).
Whisk together All-Purpose Flour (1 3/4 cup), Baking Soda (1 teaspoon), Ground Cinnamon (1/2 teaspoon), and Salt (1/2 teaspoon).
In a large bowl using a wooden spoon or stand mixer fitted with a paddle attachment, cream together Unsalted Butter (1/2 cup), Brown Sugar (1/2 cup), and Granulated Sugar (1/2 cup). Add Egg (2) one at a time, then add Pure Vanilla Extract (1 teaspoon) mixing until fully incorporated.
Stir in flour, then add Large Flake Oats (2 cup), White Chocolate Chips (1 1/2 cup) and Dried Blueberries (1 1/2 cup), mixing until just combined.
Line baking sheets with parchment and using approximately 2 tbsp of dough place onto sheet leaving at least 2 inches between cookies. Flatten each cookie slightly with the palm of your hand or bottom of a glass.
Bake for approximately 12 minutes in centre of the oven.
Remove from oven and allow to rest on tray for 3-5 minutes. Remove with a spatula to a cooling rack.