Boil a little water and mix it with cold water until it reaches a temperature of about 37 degrees Celsius (99 degrees Fahrenheit).

Stir the yeast into the warm water.

Add sugar, salt, melted butter, cauliflower, and then flour.

You might not need to use all the flour.

Just enough to knead the dough smooth and glossy.

Let the dough rise for 1 hour.

Divide the dough into about 16 pieces and roll them into buns on a floured surface.

Press them flat if you want to use them as sandwich buns.

Let the buns rise for about 1 hour.

Brush them with egg beaten with cold water, sprinkle with sesame seeds, and bake at 220 degrees Celsius (428 degrees Fahrenheit) for 10-15 minutes until golden. Remove the buns from the oven and let them cool on a wire rack.

Serve them warm or at room temperature.