Accessories: 1 electric oven.

1, prepare a toast.

2. Take off a piece and remove the skin.

3. Cut two pieces of toast into small squares and lay them flat on the baking tray.

4. After the oven is preheated to 120 degrees, put the baking tray in the middle of the oven and bake for about 20 minutes. Pinch with your hands (be careful not to burn your hands) until the toast hardens.

5. Take it out and heat it after baking.

6. After cooling, put it in a food bag and roll it into small pieces with a rolling pin.

7. finished products.