Grilled Red Snapper with Grapefruit-Thyme Mojo

• 4 skinless red snapper fillets, 8 ounces each
• 2 tablespoons canola oil
• 1 teaspoon kosher salt
• 1/2 teaspoon freshly ground black pepper
• Grapefruit-Thyme Mojo, recipe follows
• 1 grapefruit, sliced, for garnish

Grapefruit-Thyme Mojo:

• 1/4 cup olive oil
• 8 cloves roasted garlic
• 1 grapefruit, juiced
• 1/4 cup fresh orange juice
• 2 teaspoons grated grapefruit zest
• 1 teaspoon honey
• 2 serrano chiles, coarsely chopped
• 1 tablespoon chopped fresh thyme leaves
• 1/4 teaspoon kosher salt