Border Knight Order's Cook!

/ Henkyou Kishidan No Oryourigakari! After being abandoned by her biological father, El suddenly remembers her past life.She is taken in by a frontier count's family and comes to live alongside the frontier knight order.There's Lars, a master swordsman; Merlino, a healing mage; and Halon, who strives to catch up to and surpass his older brothers.The three brothers are overjoyed to have a new little sisterand dote on her endlessly.However the food in the frontier region is terribly bad.So begins the reincarnated little girl's culinary reform!