Siumai sausage - shrimp + pork = super tasty

Ingredients

• 45 % pork shoulder (450g)
• 30 % shrimps (300g)
• 25 % pork back fat (250g)
• 150 g shiitake mushrooms (soaked)
• 25 g soy sauce
• 25 g "soaking water" from the shiitakes
• 15 g salt
• 2 g sugar
• 2 g white pepper
• 2 g glutamate (if you have a problem with it, leave it out)
• 1,5 g baking soda
• Optional: 50 g carrots (very finely chopped strips)
• 1 g salt
• 1 1/2 g baking soda