Most of the time, chicory is too harshly flavored for some tastes. But no worry, simmering it before baking would eliminates any bitterness, giving it a mild flavor which is just nice ! Ingredients :- 4 heads chicory 25 g ( 1 oz or 2 tablespoon ) butter 50 g ( 2 oz ) Emmenthal or Cheddar cheese, sliced 250 m1/8 lI oz/1 cup vegetable stock ( or chicken stock