Recipes: Marinated and grilled tempeh

Preparation:    Preparation time: 20 mins  Cooking time: 20 mins Serving: 4 Ingredients:   8-spice Blend (Makes Extra) 2 teaspoons ground coriander 2 teaspoons garlic powder 2 teaspoons onion powder 1 teaspoon ground cumin 1 teaspoon paprika 1 teaspoon chili powder 1 teaspoon dried oregano ¼ teaspoon cayenne pepper   Tempeh 2 8- oz. blocks of tempeh, each block cut into 6 even pieces 2 tablespoons of 8 spice blend ¼ cup balsamic vinegar ¼ cup filtered water...