How do you make cowpea stir-fry cakes, which are crispy and chewy, and come out fragrant and not sticky? Cowpea veggie fried cake cake root and root crispy distinct chewy, out of the pan spray fragrance, mouth savory, pot again pour into the right amount of oil, oil hot, pour into the onion stir fry flavor. Add the cowpea segments to the pan and sauté over medium-low heat. Add 15g of soy sauce and 8g of salt to taste. Once the cowpeas are cooked and flavored, add the previously sautéed pancake shreds and toss to coat.