There are two homemade hemp bar recipes in the recipe library that would be a great substitute. https://www.myshibboleth.com/survival-tools/recipe-search/?search=hemp

This Hemp Hearts (TM) product is high in protein, gluten and sugar free! It’s sweetness comes from stevia, tiny amounts of maple syrup and tiny amounts of diabetic friendly mesquite flour (tree of life). It is gluten free – bonded with tiny amounts of cassava root (tapioca) and tiny amounts of diabetic friendly mesquite flour. It’s high in protein – from Embryonic Hemp Hearts, Embryonic Hemp Hearts flakes, egg and mesquite flour (tree of life). Also contains butter, cinnamon, and baking powder.