Spicy Beef Salad

Ingredients

• tomato

  cut into thin wedges
  1 large
• sweet Onion

  cut in half and thinly sliced
  1 large
• cucumber

  diced
  1 unit
• green onions

  chopped
  2 unit
•  lb flank Steak
  1 unit
• salt

  divided
  1 1/2 teaspoons
• ground coriander

  divided
  2 teaspoons
• fresh Thai peppers or Serrano peppers
  2 small
• lemongrass

  coarsely chopped
  1 stalk
• garlic
  2 cloves
• fresh ginger

  chopped
  1 tablespoon
• rice wine vinegar
  1 tablespoon
• sauce
  1/4 cup
• vegetable oil
  1 tablespoon
• Sugar
  1 teaspoon
• mixed greens
  1 unit
• sliced green onions (to garnish)
  1 unit