Add the banana to a small bowl and sprinkle with the cocoa powder. Toss until well coated.
2. Step
Add the overnight oats to a medium bowl and stir in the raspberries.
3. Step
Add 2 tablespoons peanut butter to the bottom of a 16-ounce jar or parfait glass, spreading into an even layer. Top with ½ cup (45 G) of the oat and raspberry mixture, the walnuts, half of the cocoa-dusted banana, and the remaining oat mixture. Top with the cocoa-dusted bananas, whole raspberries, and the banana chips. Drizzle with the remaining tablespoon of peanut butter.
