Actually, I'm getting used to eating Japanese food.
「馴染む」= "To get used to", "To become familiar with"
「やっぱ・やっぱり」= "Actually", "As I thought"などを色々の表現できます。
「日本食を食べてて、やっぱ馴染むわ」= "As I eat more Japanese food, I'm actually getting used to it."
ご参考になれば幸いです。