In a large bowl, combine the oats, peanut butter, honey, ground flaxseed, chocolate chips, vanilla extract, and cinnamon. Mix well until all ingredients are fully incorporated.
If the mixture is too dry, add a bit more peanut butter or honey. If it's too sticky, add a bit more oats.
Once the mixture is well combined, use a small cookie scoop or your hands to form the mixture into 1-inch balls.
Place the energy bites on a baking sheet lined with parchment paper and chill in the refrigerator for about 20 minutes, or until firm.
Once firm, transfer the energy bites to an airtight container and store them in the refrigerator for up to a week.
Macro Breakdown (per bite - makes about 20 bites):