01 -
Preheat the oven to 325°F and line a large rimmed baking sheet with a silicone baking mat or parchment paper.
02 -
In a large bowl, whisk egg whites until slightly bubbly. Blend in collagen peptides powder until fully incorporated, smoothing out any clumps along the bowl edges with a spatula. Add cinnamon and liquid stevia, then whisk thoroughly.
03 -
Gently fold in brown rice cereal and rolled oats with a spatula until evenly coated with the wet mixture.
04 -
Spread the mixture evenly on the prepared baking sheet and bake at 325°F for 20 minutes.
05 -
Gently stir the granola to break up clusters and redistribute closer to the center. Bake for another 10 minutes.
06 -
Stir again gently and bake an additional 4 to 8 minutes until the granola achieves the desired crunchiness. Remove from oven and cool for 5 minutes before breaking up large clusters. Allow to cool completely on the pan to room temperature before storing in an airtight container.