In a mixing bowl, combine the cottage cheese, eggs, and vanilla extract. Whisk until smooth.

In another bowl, mix the oats, baking powder, cinnamon, and salt.

Gradually add the dry ingredients to the wet ingredients, stirring until just combined. Fold in any optional add-ins.

Preheat your waffle iron according to the manufacturer's instructions.

Pour the batter into the preheated waffle iron, using enough to cover the surface.

Cook according to the waffle iron's instructions, usually about 3-5 minutes, until golden brown.

Remove the waffles and serve warm with your favorite toppings.