2. Combine first 5 ingredients in a large bowl. Combine oil, honey, salt, and cinnamon in a bowl, stirring with a whisk. Add honey mixture to oat mixture; stir well to coat. Spread oat mixture in a single layer on a parchment paper-lined baking sheet. Bake at 375°F for 20 minutes or until golden, stirring once after 10 minutes. Cool completely.