Makes 12 rolls INGREDIENTS 1 cup finely chopped yellow onions 3 cloves garlic, minced ½ cup grated carrots ½ cup finely chopped mushrooms ¼ cup scallions, sliced ½ tablespoon salt ½ tablespoon black pepper 1 cup (8 ounces) ground beef 1 cup chopped, boiled, drained, and air-cooled mung-bean vermicelli noodles 2 eggs 12 spring roll…