Combine the Muesli and cashew butter in a medium sized bowl.
Using a rubber spatula, stir until fully combined.
Press the mixture into a loaf pan lined with parchment paper.
Use another piece of parchment paper to firmly press down on the top.
Place in the freezer for 4 hours.
Slice and enjoy! Store in the freezer.
Notes
The nutrition facts presented here are estimates only. The brands you use and product types chosen can change the nutritional information presented. To obtain the most accurate nutritional information, you should calculate the nutritional information with the actual ingredients you use.