How to Make Mixed Rice Balls?

Ingredients:
Japan Kelp 1 sheet,Sushi Rice 1 cup, cold water 1 cup, salt 1/2 teaspoon (3g),Red beans，Ham Diced,Purple rice，Corn Adequate kernels, fresh crab roe, fresh Fish roe Adequate amount
Steps:
Cook the red beans, purple rice, and corn separately. Blanch the ham dice in boiling water. Then mix them with fresh crab roe, fish roe, sushi rice in a large bowl.
Pour cold water and salt into the rice, stir to make brine, then grab Rice with wet hands and shape it into triangles or ellipses by using the curve between your fingers and palm.
Secret Tips:
Rice knowledge: The texture of sushi rice is closely related to the quality of Rice. Only use rice grown in good water and soil, which makes for a solid sushi that can withstand chewing. Wash the rice, soak it in cold water for 30 minutes, then cook with an electric rice cooker.Cooker, Mix the cooked hot rice into a large bowl. Pour "sushi vinegar" (a special Japanese vinegar used for sushi) over the rice and stir slowly with a long spoon.Rice vinegar. To allow each grain to breathe, it's best to use an electric fan.