Recipe courtesy : Sarah Bakes Gluten Free Treats
Preheat oven to 325 degrees. Line large baking sheet with parchment paper. In large mixing bowl, stir together oats, pecans and walnuts. Set aside. In high-powered blender or food processor, add banana, brown sugar, maple syrup, oil, honey, vanilla and salt. Blend on high for 1-2 minutes until smooth. Pour banana mixture over oats and mix together with rubber spatula. Spread on prepared baking sheet. Bake 30-40 minutes, stirring every 10 minutes. Remove from oven when golden brown. Allow granola too cool in pan. Break up and store in airtight container.