01 - In a large bowl, mix together oats, protein powder, almond flour, and salt until evenly blended.
02 - Add softened cream cheese, honey or maple syrup, and vanilla extract to the dry mixture. Stir thoroughly until a thick, cohesive dough forms.
03 - Gently fold in blueberries and lemon zest if using, being careful not to crush the berries.
04 - Using your hands or a small scoop, roll the dough into 12 evenly-sized balls, approximately 1 inch in diameter.
05 - Arrange bites on a parchment-lined baking sheet and refrigerate for at least 30 minutes until firm.