Step 1: Preheat your oven to 200°C (400°F).
Step 2: In a large mixing bowl, combine the flour, salt, bicarbonate, and turmeric. Whisk until well mixed.
Step 3: Add the cubed butter to the flour mixture and cut it in until it resembles coarse crumbs.
Step 4: Fold in the cheese until evenly distributed.
Step 5: In a separate bowl, whisk together the eggs and yogurt until smooth.
Step 6: Pour the egg mixture into the dry ingredients and stir gently until just combined.
Step 7: Transfer the dough to a floured surface and shape it into a disc about 2-3 cm thick.
Step 8: Cut the dough into desired shapes and place on a baking sheet lined with parchment paper.
Step 9: Brush the tops with the egg wash and sprinkle with parmesan.
Step 10: Bake for 15-20 minutes until golden brown.
Step 11: Cool on a wire rack and serve warm.