1. Put the fresh clam into the clear water, add the salt to soak for 3 hours, then wash the sediment and drain the water for use;
2. Soak the dried soybeans in water for 6 hours and cook them;
3. Cut tofu into small pieces;
4. Put oil in the pot, heat to 70%, stir fry ginger slices, add clams, stir fry until the shell is open;
5. Then add some water, add cooked soybeans and tofu, mix in salt and white pepper, cook for another 3 minutes, and then out of the pot.