Pour sauce ingredients into a bowl and whisk until emulsified.
Put yakisoba noodles into a colander. Rinse with warm water. Drain.
Put Noodles into a bowl. Add sauce to noodles and mix well.
On medium heat, fry noodles in small batches for 2-3 minutes in a wok.
Place fried noodles in a serving tray.
Brown the char siu meat for 2-3 minutes and set aside.
Brown the spam for 2-3 minutes and set aside.
Add water to dashi and mix.
Wash out the wok. Put cleaned cabbage in the wok with 1 cup of dashi mix until cooked. Set aside.
Put chop suey mix in the wok with remaining 1 cup dashi until cooked. Set aside.
In a large flat frying pan, add oil and allow pan to heat up.
Take 4 eggs and scramble in a bowl. Add eggs to heated pan. Fold eggs To form a roll and place on cutting board and cut into slices.