YOU SAID:
let’s have some banana pie with custard
INTO JAPANESE
カスタード入りバナナパイを食べましょう
BACK INTO ENGLISH
Eat a banana pie with custard
INTO JAPANESE
カスタードとバナナのパイを食べる
BACK INTO ENGLISH
Eat custard and banana pie
INTO JAPANESE
カスタードとバナナのパイを食べる
BACK INTO ENGLISH
Eat custard and banana pie
That didn't even make that much sense in English.