YOU SAID:
I eat my toast on my eggs for dinner when eating lunch outside on the toilet
INTO JAPANESE
夕食に卵にトーストを乗せて食べる 外でトイレで昼食を食べるとき
BACK INTO ENGLISH
Eat eggs with toast on top for dinner When eating lunch outside in the bathroom
INTO JAPANESE
夕食にトーストを上にして卵を食べる 外でお昼ご飯を食べるとき
it is unlikely that this phrase will ever reach equilibrium