Surf and Turf Salad

• 2 large cloves garlic, minced
• 1-inch fresh ginger root, peeled and minced or grated
• 3 tablespoons tamari (dark, aged soy sauce)
• 1 teaspoon ground coriander
• 2 teaspoons ground cumin
• 1 teaspoon turmeric
• 1/2 teaspoon ground cayenne pepper
• 1 tablespoon grill seasoning (recommended: McCormick Montreal Seasoning)
• 1 lemon, zested
• 2 tablespoons extra-virgin olive oil, plus some for drizzling
• 1 1/2 to 2 pounds flank steak
• 1 bunch scallions
• 16 medium shrimp, peeled, including tails, and deveined
• Salt and pepper
• 1 teaspoon red pepper flakes
• 2 romaine hearts, chopped
• 1/4 pound baby spinach leaves
• 1/2 red onion, chopped
• 1/4 cup flat-leaf parsley (a couple of handfuls) chopped

Dressing:

• 1 lemon, juiced
• 2 tablespoons tomato paste
• 2 teaspoons Worcestershire sauce
• 3 tablespoons extra-virgin olive oil, eyeball it
• Salt and pepper