01 -
Line an 8-inch square pan with wax paper or parchment paper. For larger batches, double the quantities and use a 9×13-inch pan.
02 -
If the nut butter is too thick, gently warm it until smooth and easily stirrable.
03 -
In a large mixing bowl, combine the cereal, peanut butter or nut butter, agave or selected syrup, salt if using, and protein powder if desired. Mix thoroughly until the cereal is evenly coated.
04 -
Pour the cereal mixture into the prepared pan. Place another sheet of parchment over the top, and press down firmly to compact the mixture evenly into the pan. Apply firm pressure to ensure the bars will hold their shape after cutting.
05 -
Freeze for at least 30 minutes or until firm. Once set, slice into bars of desired size.
06 -
Store the bars covered in the refrigerator, freezer, or at room temperature in a cool, dry place.