Napa cabbage (about 3 1/3 lbs or 1.5 kg) • Korean chili powder, medium grind • chopped green onions • shredded carrot • shredded daikon radish • rock salt • chopped ripe Asian pear • chopped garlic (about 2 cloves) • chopped ginger • salted baby shrimp • water (about 3.5 liters)