Mix cottage cheese in blender or with an immersion blender. Stir in sugar, vegetable oil, lemon juice, and eggs. Add the flour, baking powder, baking soda, and cinnamon and stir. Stir in the citrus zest and fold in the blueberries gently.
Bake in greased muffin tin at 350° for 18-20 minutes. Cool completely before transferring to a large resealable freezer bag. Seal and freeze.