Mix together the oat flour, coconut sugar, baking powder, and salt in a mixing bowl
In a separate bowl, beat together the vegetable oil, almond milk, and eggs
Pour the wet ingredients into the dry ingredients and mix until smooth and there are no clumps
Fold in the blueberries into the batter
Heat a greased waffle iron and pour in about 3/4 cup to 1 cup of batter into the iron
Cook the waffle for 5-7 minutes until crispy and cooked through
Serve with maple syrup, blueberries, ice cream, or any other desired toppings