Combine flaxseed meal with water and let it sit for 5 minutes to thicken. This would be our 'egg' substitute.
Start by making vegan 'crab' cakes - shred hearts of palm and crumble tofu. Add toasted and ground nori sheet flakes/powder and combine well.
Add old bay seasoning, lemon juice, minced garlic, shallots and flaxseed meal. Mix well.
Form your desired shape of the crab cakes and coat them in corn starch. Deep fry or air fry until golden brown.
Chop tomatoes in 8 wedges each. To a pan, add olive oil and saute your aromatics - onion and ginger. Add in your tomatoes.
Add water, all seasonings and kelp. Bring to a boil and simmer for 5-10 minutes. Remove the kelp and add in your tofu puffs.
In a separate pot, cook the bánh canh noodles or substitute rice noodles according to package instructions. Drain and set aside.
In serving bowls, place a portion of noodles.Pour the hot tomato broth over the noodles.
Top with crab cakes, fresh herbs. Garnish with lime wedges, sliced chili, and chili oil if desired. Enjoy!