200g white flour (1 1/3 cups), plus more for kneading2 tsp baking powder, make sure it's fresh so they rise well1/2 tsp pink himalayan or sea salt240g (1 cup) thick, non-fat greek yogurt (I used Stonyfield grass-fed 0% greek yogurt)1 egg, whisked and set asideOptional for extra protein: 30g collagen (1/4 cup)