Peel the potatoes, turnip, and carrots. Shred the potatoes, turnip, carrots, and broccoli using a box grater or food processor.
In a large mixing bowl, combine the gluten-free flour, nutritional yeast, psyllium husk, salt, and pepper. Mix well
Add the shredded vegetables to the bowl with the dry ingredients.Mix thoroughly until a dough forms. If the mixture is too dry, gradually add water until you reach a dough-like consistency. If it’s too wet, add a little more gluten-free flour.
Add the olive oil to the dough and mix until evenly incorporated.
Preheat your oven to 375°F (190°C).Line a baking sheet with parchment paper or lightly grease it with olive oil.
Place the dough onto the prepared baking sheet.Use your hands or a rolling pin to spread and flatten the dough into a thin, even layer (about 1/4 inch thick
Bake in the preheated oven for 25-30 minutes or until the edges are golden brown and the flatbread is firm to the touch.Cool and Serve:Remove from the oven and let the flatbread cool on a wire rack.Cut into desired shapes and serve.