Honey can be used instead of maple syrup.
This recipe makes about 32–36 balls.
If the mixture won’t hold together, your nut butter may be too dry—add a little more until it sticks.
Crunchy peanut butter can be harder to bind due to larger peanut pieces. If needed, mix in a bit of creamy peanut butter to help the balls hold together.
Nutritional information is for 32 protein balls using peanut butter and maple syrup and is approximate.