Grapefruit Chermoula

Ingredients

• 1 grapefruit
• 1 large shallot, finely chopped
• 2 garlic cloves, finely grated
• 3 tablespoons fresh lemon juice
• 1 teaspoon kosher salt, plus more
• 1/2 small preserved lemon, flesh discarded, peel finely chopped
• 1/2 cup finely chopped fresh cilantro
• 2 tablespoons olive oil
• 2 teaspoons finely grated peeled ginger
• 2 teaspoons harissa paste
• 1 1/2 teaspoons ground cumin
• 1 teaspoon honey
• 1/2 teaspoon tomato paste
• Freshly ground black pepper