Perfectly Grilled Corn on the Cob

INGREDIENTS

• BBQ Butter, recipe follows
• 1 teaspoon toasted cumin seeds
• Kosher salt
• 2 tablespoons canola oil
• 1 teaspoon kosher salt
• 2 sticks unsalted butter, at room temperature
• 1 tablespoon ancho chili powder
• 2 teaspoons Spanish paprika
• 1/4 cup chopped fresh herbs (basil, chives or tarragon)
• Freshly ground black pepper
• Salt and freshly ground black pepper
• 2 cloves garlic, chopped
• 1 1/2 sticks unsalted butter, slightly softened
• 8 ears corn
• 1 teaspoon Worcestershire sauce
• Herb Butter, recipe follows
• 1/2 small red onion, chopped
• 1/2 cup water
• 1/2 teaspoon cayenne powder