01 - In a large bowl, mix rolled oats, chia seeds, cocoa powder, and mini chocolate chips (if using).
02 - In a separate bowl, blend peanut butter, honey or maple syrup, vanilla extract, and sea salt until smooth.
03 - Pour wet mixture over dry ingredients and stir thoroughly until evenly combined and sticky.
04 - Using a tablespoon or small cookie scoop, form the mixture into 1-inch diameter balls by rolling between palms.
05 - Arrange balls on a parchment-lined tray or plate and refrigerate for at least 30 minutes before serving.