Recipes: Hot-sweet grilled watermelon

Preparation:        Preparation time: 20 mins  Cooking time: 17 mins  Serving: 10 Ingredients: 1 small seedless red watermelon (about 5 lb.) 2 lemons 3/4 teaspoon kosher salt 1 teaspoon guajillo chile powder or ground red chile powder Instructions: Preheat grill to high (about 500°F). Slice watermelon crosswise into 5 (1 1/2-inch-thick) slices. Cut each slice into quarters to...