Green Curry Vegetables

Name: Green Curry Vegetables
Ingredients: Kosher salt; 2 cups small broccoli florets (1 small crown); 2 cups small yellow cauliflower florets (1/2 head); 2 cups sugar snap peas (6 ounces); 1 tablespoon canola oil; 1/4 cup thinly sliced scallions, white and light green parts only, plus dark green part, thinly sliced, for garnish; 1 tablespoon minced garlic (2 to 3 cloves); 1 tablespoon finely grated fresh ginger (a 2-inch knob); One 13.5-ounce can coconut milk; 1 to 2 tablespoons green curry paste; 1 cup shredded carrots; 2 cups finely shredded Napa cabbage; 3 tablespoons fresh lime juice (1 1/2 limes); 1 large avocado, cut into 1/2-inch pieces