1. Material: 400g glutinous rice flour, 200g sticky rice flour, 300g purple potato juice, 2 eggs, 7g yeast and 40g sugar;

2. Glutinous rice flour, sticky rice flour, sugar, eggs, purple potato juice, clear water and yeast are stirred evenly;

3. Brush a layer of oil on the mold, pour in the stirred rice paste, divide it into two parts, and steam it in the pot.

4, steamed purple potato rice cake, sliced and eaten.