Turn oven to 300°F. Line a baking sheet with parchment.
Dump oats, quinoa flakes, nuts, and seeds in a big bowl. Mix.
Melt coconut oil. Add maple syrup, sugar, cinnamon, salt, and vanilla. Whisk it.
Pour wet over dry. Stir until coated.
Spread on a baking sheet. Make it even.
Bake 45 minutes. Stir every 15 minutes.
Take out. Let's sit for an hour. Don't touch.
Break into chunks. Store in a container.