01 -
Stir together the Greek yogurt, peanut butter, protein powder, maple syrup or honey, and vanilla extract until smooth and creamy.
02 -
Spread the mixture evenly on a parchment-lined quarter sheet pan or another pan of similar size. Ensure the mixture is between 1/4 inch and 1/2 inch thick.
03 -
Melt the dark chocolate chips in the microwave in 30-second increments, stirring between each interval to avoid overheating.
04 -
Spread the melted chocolate evenly over the yogurt mixture.
05 -
Transfer the pan to the freezer and freeze for at least 2-3 hours until fully solidified.
06 -
Once frozen, sprinkle with flaked sea salt (if desired). Cut into pieces with a sharp knife or break the bark into chunks by hand. Serve immediately or store in the freezer.