Ingredients: 1 1/2 teaspoons coriander seeds,1 teaspoon cumin seeds,1 (1-pound) flank steak, trimmed,1/ 2 teaspoon carefully grated peeled fresh ginger,1 1/2 teaspoons finely grated fresh horseradish root,1/ 2 teaspoon kosher salt,1 tablespoon mustard seeds,2 teaspoons Szechuan peppercorns,1/ 4 teaspoon salt,1/ 4 teaspoon sugar,1 1/2 teaspoons entire allspice,1 (8-ounce) container fat-free yogurt
Guidelines: