Preheat oven to 350F. prepare a 9 x 5 loaf pan with oil spray.
In a large mixing bowl, whisk together eggs, coconut oil and fresh lemon juice.
Add in oat flour, almond flour, tapioca flour, coconut sugar, baking powder and sea salt.
In a small bowl, toss blueberries with 1-2 tbsp flour. Mix into batter and bake for 40 minutes or until a toothpick inserted in center comes out clean.
Allow to cool for 15 minutes before pouring lemon glaze on top slicing into 8 pieces!