Place 1 cup Greek yogurt, Perfect Keto cinnamon toast MCT powder and stevia if using into a large bowl and use a spatula to combine until well mixed. Set aside.
To make the drizzle, in another medium bowl, combine the 1/4 cup Greek yogurt, Perfect Keto vanilla or chocolate MCT powder and stevia if using. Stir well to combine and taste to adjust sweetness to your liking. Place into a small Ziplock. Set aside.
Place a piece of parchment onto a large baking sheet (making sure the parchment overlaps the edges.
Place the yogurt mixture onto the lined baking sheet. Cut a 1/4 inch hole in the corner of the Ziplock and drizzle the chocolate over the cinnamon layer. Place in the freezer for at least 2 hours or until frozen. Break it up into chunks for yummy frozen Brain Power Cinnamon Toast Protein Bark!
Store extras in an airtight container in the freezer for up to a month.